Radar · Industry landscape · India
Aerospace, Maritime and Defense Tech Landscape of India
1,181 Aerospace, Maritime and Defense Tech companies in India, in one picture: who is hiring, who is raising money, who founded them, where they are based, what the news is about, which skills employers want and where the research is going. Updated August 2026.
1,181companies tracked
$2.1Bdisclosed funding
234hiring right now
671events · 24 months
≥78,048news articles · 12 months
Who leads Aerospace, Maritime and Defense Tech in India
Shows 1,181 companies in the sector, highlighting the firms currently hiring, the best‑funded firms, and the 234 companies with open jobs and the 223 that have disclosed recent funding.
open roles
Hiring now
ranked by live open roles
- 01
Alpha Design Technologies8last posted Jul 2026
- 02
Defy Aerospace7last posted Jun 2026
- 03
SatSure7last posted Aug 2026
- 04
ThreyeInc7last posted Jun 2026
- 05
Rekise Marine7last posted Jun 2026
- 06
Newspace Research and Technologies6last posted Aug 2026
- 07
Digantara6last posted Aug 2026
- 08
Axirium Aerospace6last posted Jun 2026
234 companies hiring · 35 posted in the last 30 days
disclosed funding
Most funded
disclosed totals, all rounds
- 01
Skyroot$170.7MSeries C · May 2026
- 02
Raphe$154MSeries B · Mar 2025
- 03
Zen Technologies$119.2MPost IPO · Aug 2024
- 04
Pixxel$95.7MGrant (prize money) · Jun 2025
- 05
- 06
AgniKul$76.3MSeries C · Mar 2026
- 07
- 08
IBS Software Services$60MPE · Jul 2007
223 companies with disclosed rounds · $2.1B total
revenue
Revenue leaders
official filings first, else latest snapshot
- 01
Astra Microwave Products$161.6MFY2017 filing
- 02
- 03
- 04
Tonbo Imaging$68MFY2019 filing
- 05
ideaForge$50.3MFY2018 filing
- 06
Coreel$43.9MFY2021 filing
- 07
- 08
ERIC Robotics$27.5MFY2025 filing
184 companies with a revenue figure
headcount
Largest teams
ranked by tracked headcount
- 01
- 02
Ramco1,596tracked employees
- 03
- 04
Solverminds566tracked employees
- 05
- 06
- 07
- 08
101 companies with headcount data
share of events
Share of voice
share of all tracked sector news events, 24 months
- 01
EyeROV15.3%239 tracked events
- 02
- 03
C2C Advanced Systems4.8%75 tracked events
- 04
Garuda Aerospace4.5%70 tracked events
- 05
Sarla Aviation3.9%61 tracked events
- 06
Skye Air3.8%59 tracked events
- 07
- 08
Axio2.8%44 tracked events
1,565 tracked events across 99 companies
web reach
Most-used apps
the sites in this sector the web visits most
- 01
MakerBazartop 50kmakerbazar.in
- 02
NOT Dronestop 500knotdrones.com
- 03
Pie Matrixtop 500kthepiematrix.com
- 04
Hobi Techtop 500khobitech.in
- 05
OLIVE PLANETtop 500koliveplanet.in
- 06
Jetayu Gadgetstop 500kjetayugadgets.com
- 07
AIRIQtop 500kairiq.in
- 08
Verteil Technologiestop 500kverteil.com
401 companies here run a site with a measured audience · 24 of them sit inside the web’s top million
articles
In the news
Prism news coverage, last 12 months
- 01
- 02
Dhruva Space≥115articles in the window
- 03
- 04
- 05
- 06
GalaxEye≥71articles in the window
- 07
- 08
60 of these companies drew sector coverage in the window
Radar
See all 1,181 Aerospace, Maritime and Defense Tech companies in India
Filter by funding, headcount, hiring and location, and export the list.
How the Aerospace, Maritime and Defense Tech ecosystem in India grew, 2016–2025
Shows the number of companies founded each year from 2016‑2025, with a peak of 130 new firms in 2022 and 45 new firms in 2025.
Companies founded / year
new Aerospace, Maritime and Defense Tech companies in India
20162025
peak 130 in 2022
Companies raising / year
with a disclosed round that year
20162025
peak 96 in 2024
Disclosed funding / year
sum of disclosed rounds (USD)
20162025
peak $535.1M in 2025
Where Aerospace, Maritime and Defense Tech companies in India are based
Lists the cities where companies are located, with Bengaluru hosting 230 firms, Delhi 120, Hyderabad 100, Chennai 94 and Mumbai 75.
Hub 01
Bengaluru
230 Aerospace, Maritime and Defense Tech companies
31% of the Aerospace, Maritime and Defense Tech companies across these hubs
230companies
$697.3Mdisclosed funding
54hiring now
Hub 02
Delhi
120 Aerospace, Maritime and Defense Tech companies
16% of the Aerospace, Maritime and Defense Tech companies across these hubs
120companies
$77Mdisclosed funding
18hiring now
Hub 03
Hyderabad
100 Aerospace, Maritime and Defense Tech companies
13% of the Aerospace, Maritime and Defense Tech companies across these hubs
100companies
$444.2Mdisclosed funding
32hiring now
Hub 04
Chennai
94 Aerospace, Maritime and Defense Tech companies
12% of the Aerospace, Maritime and Defense Tech companies across these hubs
94companies
$273.5Mdisclosed funding
22hiring now
Hub 05
Mumbai
75 Aerospace, Maritime and Defense Tech companies
10% of the Aerospace, Maritime and Defense Tech companies across these hubs
75companies
$36.1Mdisclosed funding
16hiring now
Hub 06
Gurugram
48 Aerospace, Maritime and Defense Tech companies
6% of the Aerospace, Maritime and Defense Tech companies across these hubs
48companies
$33.9Mdisclosed funding
10hiring now
Hub 07
Noida
44 Aerospace, Maritime and Defense Tech companies
6% of the Aerospace, Maritime and Defense Tech companies across these hubs
44companies
$187.6Mdisclosed funding
11hiring now
Hub 08
Pune
43 Aerospace, Maritime and Defense Tech companies
6% of the Aerospace, Maritime and Defense Tech companies across these hubs
43companies
$50.5Mdisclosed funding
10hiring now
The Aerospace, Maritime and Defense Tech market map of India: what these companies actually do
Breaks down the products built and revenue models, noting that enterprise tech (1,029 firms) and deep tech (811) dominate, while fee‑for‑service, physical commerce and subscription are the most common revenue types.
- Enterprise Tech1,029 companies · $2.1B raised · 216 hiring
- Deep Tech811 companies · $1.7B raised · 181 hiring
- Space and Defence Hardwares292 companies · $1.2B raised · 75 hiring
- Commercial Drones220 companies · $349M raised · 50 hiring
- Newspace216 companies · $783.6M raised · 50 hiring
- Enterprise Software197 companies · $233.2M raised · 34 hiring
- SaaS171 companies · $525.2M raised · 41 hiring
- Consumer Digital121 companies · $126.2M raised · 20 hiring
- Agritech107 companies · $119.5M raised · 32 hiring
- Agri Tech107 companies · $119.5M raised · 32 hiring
- B2B Agritech106 companies · $119.5M raised · 32 hiring
- Robotics in Agriculture104 companies · $90M raised · 31 hiring
Monetization
How Aerospace, Maritime and Defense Tech companies make money
How many companies earn revenue each way. Plenty use more than one model, so the counts add up to more than the sector.
Fee-For-Service429
Physical Commerce378
Subscription363
E-Commerce - Product234
Commission on Transaction65
E-Commerce - Service37
Advertising34
Licensing14
Funding, M&A and the deals moving Aerospace, Maritime and Defense Tech in India
Funding 218Earnings 130Contracts 97Announcement 52IPO 43M&A 36Capital 32Product 22Regulatory 16Leadership 14
- FundingOptimized Electrotech raised about $3.7 million to expand from defence systems into space‑based sensing technologies.2026-05-01
- FundingSarla Aviation and IndiGo have announced a strategic equity investment of ₹10 crore by IndiGo Ventures in Sarla Aviation.2026-04-20
- FundingDeals in 2026 so far include $28 million funding for Unbox Robotics, apart from investments in robotics hardware startup Armatrix as well as robotics inspection and maintenance company Octobotics, which raised $1.13 million.2026-04-14
- FundingSpacetech startup SatLeo Labs raises $5.5 mn in seed funding.2026-04-07
- FundingSpacetech startup Xovian Aerospace raised $2 million.2026-04-06
- IPODronetech start-up Garuda Aerospace has pre-filed its draft red herring prospectus (DRHP) with the Securities and Exchange Board of India, moving a step closer to an initial public offering, according to Inc42.2026-04-03
- FundingBellatrix Aerospace Raises $20M in Pre-Series B Funding for Space Propulsion2026-03-30
- FundingChennai-based space startup AgniKul received an investment of ₹250 million from the Tamilnadu Industrial Development Corporation to support their technology development.2026-03-30
- FundingSpacetech startup Skyroot Aerospace has raised Rs 100 crore (around $10.75 million) in a debt round from BlackRock.2026-03-25
- FundingSkye Air Mobility closed the first tranche of its series B, raising US$9 million to expand its drone delivery network and technology across the country.2026-03-17
Mergers and acquisitions
Deals from the last 24 months where a Aerospace, Maritime and Defense Tech company in India was the buyer or the one bought, newest first. “Undisclosed” means the price was never published — not that the deal was worth nothing.
| Acquirer | Target | Deal value | Status | Date |
|---|---|---|---|---|
| $3.3M | Completed | 2025-12-30 | ||
| Arvind Lakshmikumar, Ankit Kumar, Cecilia D’Souza | undisclosed | — | 2025-12-23 | |
| ETT Solutions DMCC | undisclosed | Announced | 2025-12-01 | |
| undisclosed | Completed | 2025-11-28 | ||
| undisclosed | Completed | 2025-11-28 | ||
| undisclosed | Completed | 2025-11-25 |
Who is listing, hiring leaders, launching and winning work
Details specific events such as IPO filings, leadership changes, product launches and contract wins for companies in the sector.
IPO pipeline
11 companies listed or filing · last 24 months
DSPLIPO · BSE SME · 6 reportsApr 2026
AVPL InternationalIPO · NSE · 2 reportsJan 2026
DroneAcharyaIPO · BSE SME · 3 reportsDec 2025
DreamfolksIPO · 2 reportsSep 2025
Leadership moves
3 tracked people moves · last 12 months
Product launches
tracked launches · last 12 months
Big Bang Boom SolutionsSHAKTI (R&D hub)Mar 2026
VECROSWareView (End-to-end autonomous inventory management solution)Feb 2026
Contract wins
68 customer wins · last 24 months
Innefu Labswon government of indiaApr 2026
insideFPVwon ministry of defenceApr 2026
Avantelwon M/s. Zetwerk Manufacturing Businesses LimitedMar 2026
Regulatory & litigation
18 regulatory events · 3 tracked suits · 24 months
- dhanuka agritech v iotechworldshare subscription and shareholders’ agreement complianceJan 2026
- Celestial Aviation, Alterna Aircraft, raymach technologies v spicejetSettlement with multiple lessors · SettledNov 2024
Earnings pulse
companies reporting results · last 24 months
15 companies reporting119 company-quarters trackedbeat 2miss 3in line 0
Half of these companies grew revenue faster than +15.0%, half slower.
Who is building Aerospace, Maritime and Defense Tech in India
Profiles 1,211 founders and CEOs across 786 firms, showing that IIT Madras (29 alumni) and Microsoft (5 former employees) are the most frequent alma mater and prior employer respectively.
Founders and chief executives12 of 1,211, from the best-funded companies on this page
Partner - gradCapital. Birla Institute of Technology and Science, Pilani Bachelor of Engineering 2019
Founder The ePlane, Aerostrovilos Energy. Georgia Institute of Technology PhD, Indian Institute of Technology, Madras BTech
LPU BE 2020
Chief Executive Officer IBS Software · INSEAD MBA 2005
Unreasonable, ex-ZS Associates. IIT Bombay BTech, MTech 2005
repeat founder
Co-Founder & CEO & Director-Newspace Research and Technologies · Ex-Mcleod Russel India, Threye Interactive, Axiom Research Labs…
University of Madras, University of Michigan
repeat founder
Ex-E7ham Arivu TV Show · Anna University BE 2013, Queens University of Charlotte MBA 2014, Harvard University PLD 2018
Ex -CG-CoreEL Programmable Solutions. University of Mysore BE 1990
Where the founders studied
alma mater on record for 205 of 1,211 founders
IIT Madras29
IIT Delhi24
BITS Pilani23
IIT Bombay21
IIT Kanpur19
IIT Kharagpur14
Anna University12
IIM Calcutta8
Where they worked before
a previous employer on record for 16 of 1,211 founders
Microsoft5
Amazon4
Intel3
Goldman Sachs2
Cisco1
Bain1
Myntra1
Founders flagged as repeat founders
of 1,105 founders with a profile on this page
11
carry a repeat-founder flag
- flagged as repeat founders11
- no repeat-founder flag1,094
Radar
Look up the people behind Aerospace, Maritime and Defense Tech companies in India
Search founders, executives and operators by company, role and location.
Who funds Aerospace, Maritime and Defense Tech in India
| Investor · most active investors since 2016 | Rounds | Led | Latest |
|---|---|---|---|
| LetsVenture | 32 | 8 | Sep 2025 |
| Speciale Invest | 19 | 13 | Mar 2026 |
| Indian Angel Network | 15 | 6 | Apr 2026 |
| IIMA Ventures | 13 | 1 | Apr 2026 |
| Angel List | 13 | — | Jan 2025 |
| Inflection Point Ventures | 12 | 7 | Apr 2026 |
| Venture Catalysts | 12 | 5 | Apr 2026 |
| SiriusOne | 12 | 4 | Sep 2025 |
| Soonicorn Ventures | 11 | 4 | Dec 2024 |
| Anicut Capital | 11 | 1 | Mar 2026 |
Stage mix · rounds since 2016
Seed & Angel558
Series A–B127
Series C+ / PE9
Grants, debt & other102
The typical round is $493k — half were bigger, half smaller.
The biggest Aerospace, Maritime and Defense Tech funding rounds in India
Lists the ten largest disclosed funding rounds, the biggest being Raphe’s $100 million Series B.
| Company | Round | Size | When | Backers |
|---|---|---|---|---|
| Series B | $100M | Mar 2025 | General Catalyst, Think Investments, Amal N Parikh +30 more | |
| Series C | $60M | May 2026 | Sherpalo Ventures, GIC, BlackRock +3 more | |
| Series B | $51M | Aug 2022 | GIC, Mukesh Bansal, Anil Chalamalasetty +6 more | |
| Series B | $50M | Dec 2025 | SBI Investment, 360 One, Rohinton Soli Screwvala +3 more | |
| Series C | $36.3M | Dec 2022 | SRAM & MRAM Group | |
| Series B | $36M | Jun 2023 | Google, Radical Ventures, Blume Venture +9 more | |
| Series B | $33M | Apr 2023 | 360 One, Volrado Venture Partners, Pavestone Technology Fund +39 more | |
| Series B | $30M | Dec 2025 | ValueQuest, 360 One, Kalpraj Damji Dharamshi | |
| Series C | $30M | Sep 2024 | Mumbai Angels, Asquare Investing, SBI +12 more | |
| Series A | $27.7M | Mar 2022 | Radical Ventures, Seraphim, Blume Venture +5 more |
Venture round sizes · 2023–2025
<$1M173
$1–10M113
$10–50M32
$50–250M2
>$250M0
320 venture rounds with a disclosed amount in the window.
Fresh cheques · last 6 months
Grant (prize money)$3.1MMay 2026
Seed$1MMay 2026
Seed$421kMay 2026
Series A$3.7MApr 2026
Seed$2.2MApr 2026
Seed$2MApr 2026
What the news says about Aerospace, Maritime and Defense Tech in India
Counts 78,048 news articles in the last year, most often covering product launches, partnerships, technology adoption and market expansion.
News volume
Aerospace, Maritime and Defense Tech coverage across India · articles per quarter
2021Q22026Q1
peak ≥20,637 in 2025Q1 · ≥78,048 articles in the last 12 tracked months
Tone of coverage
share of articles by dominant sentiment (positive / neutral / negative)
202120232025
Positive-tone share moved 70% → 69%, negative 27% → 29% across 2021–2025.
What the coverage is about
The subjects that dominate Aerospace, Maritime and Defense Tech news in India. The arrow shows whether each one is being written about more or less than a year ago.
- New product launches and innovations≥13,336▲+19%
- Strategic partnerships and collaborations≥11,815▲+26%
- Technology adoption and digital transformation≥10,366▲+20%
- Company expansions and new market entries≥7,698▲+46%
- Aviation safety protocols≥7,027▲+468%
- Global market entry strategies≥6,509▲+23%
- International relations and diplomacy≥5,613▲+63%
- International political relations≥5,399▲+63%
- Airport terminal facilities≥5,151▲+43%
- Aviation crash investigations and black box data≥5,017▲+1397%
Most-covered companies · last 12 months
- ≥141
- ≥115
- ≥98
- ≥81
- ≥80
- ≥71
- ≥68
- ≥61
- ≥60
- ≥57
60 Aerospace, Maritime and Defense Tech companies here were named in the news over this period.
Prism
Watch Aerospace, Maritime and Defense Tech coverage in India as it happens
Prism follows these subjects story by story — which companies are named, what is said about them and how the tone moves.
Momentum
The words getting louder — and quieter
Which terms are showing up in more stories than a year ago, and which are fading. The percentage is the change in how many articles mention them.
flight safety measures+527%aircraft emergency procedures+630%aircraft wreckage+2678%faa investigation+5615%drone electronic warfare+102%safety compliance aviation+584%stealth drone capabilities+92%aframax tankers+914%tanker routing+1397%autonomous reconnaissance drones+89%
impartial judiciary-81%separation of powers judiciary-81%judicial oversight-81%judicial immunity-81%judicial vacancy-80%
The pressures the press keeps returning to
Three recurring angles in India Aerospace, Maritime and Defense Tech coverage, and whether each is getting more attention year on year (through 2025).
Regulatory Risk ▲ rising
≥151,440 articles touch this dimension · 57.3% critical tone
20212025
signals: stock performance, stock indices, flight safety measures
Funding Momentum ▲ rising
≥30,251 articles touch this dimension · 56.4% critical tone
20212025
signals: pre-ipo valuation, ipo prospectus, ipo pricing
Growth ▲ rising
≥64,413 articles touch this dimension · 47.2% critical tone
20212025
signals: logistics update, logistics bottleneck, stock performance
Aerospace, Maritime and Defense Tech jobs in India: who is hiring and what they ask for
647postings · last 12 months
747postings tracked overall
148employers advertising
$8kmedian advertised salary/yr (n=46)
Demand
The Skills Employers Ask For
What Aerospace, Maritime and Defense Tech employers in India put in their job ads. The bar is how many postings ask for it; the arrow shows whether demand grew or shrank against the year before.
- python125▲
- matlab44▲
- git34▲
- c31▲
- simulink28▲
- machine learning24▲
- uart23▲
- stakeholder management23▲
- excel22▲
- project management22▲
What level are these roles?
Entry21
Intern37
Senior95
Lead70
Manager97
Most advertised titles
- 5
- 4
- 4
- 4
- 3
- 3
What Aerospace, Maritime and Defense Tech research is working on
Indexes 8,551 academic papers, of which 4,103 discuss opportunities, 611 identify common problems and 372 issue cautions.
How this field talks about itself
Aerospace, Maritime and Defense Tech papers (gold) against all published research (grey)
Promising38.4% · 37.1%≈ par
Descriptive34.8% · 17.5%2.0×
Breakthrough9.6% · 26.0%0.4×
Problem-identifying6.5% · 9.9%0.7×
Comparative5.7% · 4.0%1.4×
Cautionary4.4% · 4.4%≈ par
How the work is done
Empirical49.6%
Methods-led39.7%
Reviews6.5%
Position pieces3.3%
Theoretical0.8%
How the research reads
71% positive · 27% neutral · 2% negative, across 8,551 papers.
The institutions behind the field
- 1k
- 1k
- 999
- 797
- 752
- 664
ranked by how often their work is cited
Researchers who shaped it
Francesco Nasuti · Marco Pizzarelli · Ping Lu · Justin Hardi · Michael Oschwald · P. Wolański · Matthew P. Juniper · Dmitry Suslov
The most-cited breakthroughs
- Entry Guidance: A Unified Method · 380 cites
- Space Flight Demonstration of Rotating Detonation Engine Using Sounding Rocket S-520-31 · 50 cites
- Heat Transfer Prediction for Methane in Regenerative Cooling Channels with Neural Networks · 41 cites
- Side Loads in Subscale Dual Bell Nozzles · 40 cites
- Nonadiabatic Flamelet Formulation for Predicting Wall Heat Transfer in Rocket Engines · 40 cites
Common problems researchers identify590 papers · 7 recurring themes
Problems · theme 01
Launch Vehicle Safety Issues
119 papers · 20.2% of this block
▼ -39% share2022→2025 share of research on this subject
Researchers examine failure modes and post‑mission disposal challenges for space launch vehicles.
Launch vehicle · Aeronautics · Aerospace engineering · Space launch
“Analysis of Space Launch Vehicle Failures and Post-Mission Disposal Statistics”
119 of these papers raise it as a problem
Problems · theme 02
Affordability and Strategy of Space Launch
115 papers · 19.5% of this block
▼ -3% share2022→2025 share of research on this subject
Studies focus on cost‑effective system engineering and national strategy considerations for launch programs.
Space launch · Aeronautics · Space · CubeSat
“NASA's Space Launch System: Systems Engineering Approach for Affordability and Mission Success”
115 of these papers raise it as a problem
Problems · theme 03
Aerodynamics and Acoustics at Lift‑off
91 papers · 15.4% of this block
▼ -38% share2022→2025 share of research on this subject
Work investigates flow fields, acoustic environments, and noise mitigation during vehicle lift‑off.
Aerospace engineering · Aeronautics · Hypersonic speed · Launch vehicle
“Flow Field and Acoustic Investigations of the Launch Vehicle Environment during Lift-off”
91 of these papers raise it as a problem
Problems · theme 04
Liquid‑Propellant Engine Instabilities
77 papers · 13.1% of this block
▲ +5% share2022→2025 share of research on this subject
Papers address combustion instability mechanisms and control techniques for liquid rocket engines.
Liquid-propellant rocket · Propellant · Rocket engine · Rocket
“Perspective of Technology for Liquid Rocket Engines”
77 of these papers raise it as a problem
Problems · theme 05
Policy and Governance of Space Industry
70 papers · 11.9% of this block
▼ -7% share2022→2025 share of research on this subject
Analyses explore legal, political, and competitive challenges facing commercial space activities.
Space · Government · Space industry · Accountability
“Title IV Space Resource Exploration and Utilization of the US Commercial Space Launch Competitiveness Act: A Legal and Political Assessment”
70 of these papers raise it as a problem
Problems · theme 06
Hybrid Rocket Propulsion Challenges
65 papers · 11.0% of this block
▲ +42% share2022→2025 share of research on this subject
Research reviews hybrid engine concepts, feedback control, and future development pathways.
Rocket · Rocket engine · Propulsion · Spacecraft propulsion
“Theoretical Investigation on Feedback Control of Hybrid Rocket Engines”
65 of these papers raise it as a problem
Problems · theme 07
Combustion Chamber and Nozzle Modeling
53 papers · 9.0% of this block
▼ -31% share2022→2025 share of research on this subject
Studies present simulations and experiments on methane combustion chambers and nozzle flow performance.
Combustion · Nozzle · Combustion chamber · Rocket
“Numerical Simulations of a Single Injector Gaseous Methane Rocket Combustion Chamber”
53 of these papers raise it as a problem
Cautions358 papers · 7 recurring themes
Cautions · theme 01
Launch Environment Risk Management
77 papers · 21.5% of this block
▲ +5% share2022→2025 share of research on this subject
Authors caution about lightning exposure, cost thresholds, and other hazards affecting launch operations.
Space launch · Space · Satellite · Launched
“Investigation on improvements in lightning retest criteria for spacecraft”
77 of these papers raise it as a problem
Cautions · theme 02
Combustion Instability in Rocket Engines
77 papers · 21.5% of this block
▼ -31% share2022→2025 share of research on this subject
Investigations highlight experimental characterizations of high‑mass‑flux and off‑design instabilities.
Rocket · Rocket engine · Combustion · Liquid-propellant rocket
“Experimental Characterization of Combustion Instabilities in High-Mass-Flux Hybrid Rocket Engines”
77 of these papers raise it as a problem
Cautions · theme 03
Trajectory Sensitivity to Aerodynamics
66 papers · 18.4% of this block
▼ -34% share2022→2025 share of research on this subject
Research warns that boundary‑layer transition and surface pressure variations impact reusable vehicle trajectories.
Launch vehicle · Aerospace engineering · Trajectory · Aeronautics
“Influence of Boundary Layer Transition on the Trajectory Optimisation of a Reusable Launch Vehicle”
66 of these papers raise it as a problem
Cautions · theme 04
Heat Transfer Limits in Thrust Chambers
45 papers · 12.6% of this block
▼ -28% share2022→2025 share of research on this subject
Papers assess measured throat heat flux and radiative heating challenges for liquid engines.
Heat transfer · Coolant · Combustion chamber · Heat flux
“Overview and analysis of the experimentally measured throat heat transfer in liquid rocket engine thrust chambers”
45 of these papers raise it as a problem
Cautions · theme 05
Rotating Detonation Engine Risks
38 papers · 10.6% of this block
▼ -32% share2022→2025 share of research on this subject
Studies evaluate performance models and parametric uncertainties for detonation‑based rocket propulsion.
Detonation · Nozzle · Rocket · Rocket engine
“Rotating Detonation Engine Performance Model for Rocket Applications”
38 of these papers raise it as a problem
Cautions · theme 06
Thrust Vector and Impulse Control Issues
32 papers · 8.9% of this block
▼ -33% share2022→2025 share of research on this subject
Work examines thrust‑vector techniques and instability damping for hybrid and conventional rockets.
Thrust · Nozzle · Specific impulse · Rocket
“Demonstration of Thrust Vector Control by Hydrogen Peroxide Injection in Hybrid Rockets”
32 of these papers raise it as a problem
Cautions · theme 07
Combined‑Cycle Propulsion Trade‑offs
23 papers · 6.4% of this block
▲ +39% share2022→2025 share of research on this subject
Analyses discuss performance limits and suction predictions for rocket‑ramjet and ejector systems.
Ramjet · Scramjet · Propulsion · Combustor
“Performance of a Rocket-Ramjet Combined-Cycle Engine Model in Ejector Mode Operation”
23 of these papers raise it as a problem
Opportunities3,908 papers · 7 recurring themes
Opportunities · theme 01
Advanced Hybrid Rocket Development
778 papers · 19.9% of this block
▼ -38% share2022→2025 share of research on this subject
Opportunities focus on novel hybrid engine designs and reliability‑driven development frameworks.
Rocket · Rocket engine · Aerospace engineering · Thrust
“Characterization of Advanced Hybrid Rocket Engines”
Opportunities · theme 02
Launch Vehicle Control and Flexibility
754 papers · 19.3% of this block
▼ -34% share2022→2025 share of research on this subject
Research pursues sophisticated flight‑control algorithms and modeling for large, flexible launch systems.
Launch vehicle · Trajectory · Aerospace engineering · Control theory
“Analysis and Design of Launch Vehicle Flight Control Systems”
Opportunities · theme 03
Spacecraft Integration and Mission Planning
665 papers · 17.0% of this block
▲ +5% share2022→2025 share of research on this subject
Studies explore efficient spacecraft and mission hardware configurations for diverse launch destinations.
Mission hardware · Space launch · Satellite · Spacecraft
“Space Launch System Spacecraft and Mission Hardware Elements: Making Progress Toward First Launch”
Opportunities · theme 04
Liquid‑Propellant Engine Design Innovation
552 papers · 14.1% of this block
▲ +5% share2022→2025 share of research on this subject
Papers present new designs and predictive models for high‑performance liquid rocket engines.
Liquid-propellant rocket · Propellant · Rocket engine · Rocket
“Design of liquid-propellant rocket engines”
Opportunities · theme 05
Regenerative Cooling and Heat Management
447 papers · 11.4% of this block
▼ -27% share2022→2025 share of research on this subject
Research develops advanced heat‑transfer methods for cooling chambers in liquid‑propellant engines.
Combustion chamber · Heat transfer · Rocket engine · Combustion
“A novel heat transfer modeling methodology for regenerative cooling in liquid propellant rocket engines”
Opportunities · theme 06
High‑Performance Propulsion Concepts
393 papers · 10.1% of this block
▲ +25% share2022→2025 share of research on this subject
Investigations target turbojet, pulse detonation, and other high‑impulse propulsion technologies.
Propulsion · Propellant · Specific impulse · Very-long-baseline interferometry
“Mathematical modeling and numerical simulations for performance prediction in case of the Turbojet engine”
Opportunities · theme 07
Optimized Rocket Nozzle Configurations
319 papers · 8.2% of this block
▼ -27% share2022→2025 share of research on this subject
Studies use CFD to evaluate diverse nozzle geometries and multi‑inlet combustion chamber designs.
Nozzle · Rocket engine nozzle · Rocket · Rocket engine
“Computational Fluid Dynamics Model of Various Types of Rocket Engine Nozzles”
Which of these themes are growing fastest
Tracks how the share of research themes changes globally between 2022 and 2025.
Problems
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Hybrid Rocket Propulsion Challenges▲+42%
Liquid‑Propellant Engine Instabilities▲+5%
Affordability and Strategy of Space Launch▼-3%
Policy and Governance of Space Industry▼-7%
Combustion Chamber and Nozzle Modeling▼-31%
Aerodynamics and Acoustics at Lift‑off▼-38%
Launch Vehicle Safety Issues▼-39%
Cautions
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Combined‑Cycle Propulsion Trade‑offs▲+39%
Launch Environment Risk Management▲+5%
Heat Transfer Limits in Thrust Chambers▼-28%
Combustion Instability in Rocket Engines▼-31%
Rotating Detonation Engine Risks▼-32%
Thrust Vector and Impulse Control Issues▼-33%
Trajectory Sensitivity to Aerodynamics▼-34%
Opportunities
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
High‑Performance Propulsion Concepts▲+25%
Spacecraft Integration and Mission Planning▲+5%
Liquid‑Propellant Engine Design Innovation▲+5%
Regenerative Cooling and Heat Management▼-27%
Optimized Rocket Nozzle Configurations▼-27%
Launch Vehicle Control and Flexibility▼-34%
Advanced Hybrid Rocket Development▼-38%
Indian institutions active in this field include Indian Institute of Technology Madras · Indian Institute of Space Science and Technology · Indian Space Research Organisation · ISRO Propulsion Complex · Vikram Sarabhai Space Centre · Birla Institute of Technology, Mesra, with researchers such as Matthew P. Juniper, R. I. Sujith, S. R. Shine, S.Shri Nidhi, Rajiv Kumar, Jopaul K. Ignatius.
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About this data: built from Fliar's company, founder, funding, hiring, jobs, news and research trackers, covering India. Counts are of companies we track, not of every company that exists. Updated August 2026.
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