Space grants in the United States
Explore Space grants for companies in the United States. This list brings together funding for launch, satellites, earth observation, in-orbit services and space science from US innovation agencies, research funders and foundations, international programs open to applicants in the United States, and competitions any company can enter, with the deadline, award size and eligibility on every listing. Grants aimed at Space in the United States come first.
Showing 25-48 of 308 grants
NASA Innovative Advanced Concepts (NIAC) Phase II
🇺🇸NASA · United States
Funds up to two years developing the most promising early-stage space-mission concepts that already cleared NASA's Phase I study.
NASA ROSES — Science Mission Directorate Omnibus
🇺🇸NASA · United States
Funds a broad United States NASA Science Mission Directorate package across multiple science and mission areas.
NASA SBIR/STTR Phase III — Sole-Source
🇺🇸NASA · United States
Offers direct follow-on commercialization agreements for United States space firms after successful early-space awards.
NSIC Hardware Startup Prototype Contract
🇺🇸DIU · United States
Backs startup and industry teams with commercialization support for NSIC Hardware Startup Prototype Contract in aerospace, defense innovation, and hardware.
Proposal Planning Grants
🇺🇸Texas A&M Innovation · United States
Supports Texas A&M interdisciplinary teams developing large-scale proposals for external sponsors.
Space Florida — Israel Innovation Authority Partnership
🇺🇸Space Florida · United States
Supports Florida and Israeli aerospace teams through a bilateral collaboration between Space Florida and Israeli counterparts.
Space Florida Capital Accelerator — Pitch
🇺🇸Space Florida · United States
Offers Florida aerospace and deep-tech startups mentoring and pitching opportunities through the Space Florida Capital Accelerator.
Space Florida Financial Toolkit — Financing
🇺🇸Space Florida · United States
Offers Florida aerospace firms financial structuring support through state-backed financing tools and public spaces.
Space Technology Research, Development, Demonstration, and Infusion (SpaceTech REDDI-2026)
🇺🇸NASA · United States
Funds space-technology research through topic-specific appendices issued under one umbrella notice, and requires a cost share to apply.
TechLeap Prize: Robotically Manipulated Payload Challenge
🇺🇸NASA STMD · United States
Funds teams developing robotics technologies for payload manipulation in space through a NASA prize competition.
Virginia Invests — LP Commitment
🇺🇸VIPC · United States
Supports venture capital managers with commitments aimed at Virginia startup investment.
Andreessen Horowitz American Dynamism
🇺🇸a16z · United States
Invests in defense, aerospace, manufacturing, energy, and infrastructure companies supporting national interests.
NSF SBIR Phase I
🇺🇸NSF · United States
Funds United States deep-tech startups demonstrating scientific feasibility of novel science and engineering innovations.
NSF STTR Phase I
🇺🇸NSF · United States
Funds United States deep-tech startups partnering with nonprofit research institutions for early-stage feasibility studies.
NSF SBIR/STTR Fast-Track Pilot
🇺🇸NSF · United States
Supports United States deep-tech startups through a combined early and continuation development route.
NSF SBIR Phase II
🇺🇸NSF · United States
Funds United States deep-tech startups extending proven early projects into substantial technology development.
NSF STTR Phase II
🇺🇸NSF · United States
Funds United States deep-tech projects that continue with nonprofit research partners after successful initial feasibility work.
NASA SBIR Phase II
🇺🇸NASA STMD · United States
Funds U.S. small businesses developing and demonstrating technology innovations that advance NASA missions, following a successful Phase I feasibility award.
NASA STTR Phase II
🇺🇸NASA STMD · United States
Funds U.S. small businesses and their research institution partners developing and demonstrating technology innovations through NASA's STTR Phase II award.
SpaceWERX STRATFI (Strategic Funding Increase)
🇺🇸SpaceWERX · United States
Funds U.S. small businesses scaling strategic space technologies through SBIR/STTR matching contracts with government and private co-investment.
Advanced Industries Early-Stage Capital and Retention Grant
🇺🇸OEDIT · United States
Funds Colorado advanced-industries companies scaling new technology toward commercial growth.
AFOSR HBCU/MI Program
🇺🇸AFOSR · United States
Supports minority-serving and historically black institutions through foundational Air Force research grants.
AFOSR STTR Phase I
🇺🇸AFOSR · United States
Offers small business and institution teams early research support for foundational Air Force concepts.
AFOSR STTR Phase II
🇺🇸AFOSR · United States
Supports small business teams extending validated concepts toward robust defense development.