Y Combinator (YC) is a startup accelerator and venture capital firm that provides seed funding, mentorship, and networking opportunities to early-stage companies across various sectors, including the space industry. YC invests in space-related startups focusing on areas like satellite technology, launch services, and space-based manufacturing, with notable portfolio companies including Astranis, Relativity Space and Turion Space. They offer early-stage companies access to funding, cloud credits, connections, and workshops in exchange for equity. Y Combinator aims to foster innovation and growth within the space industry by supporting ambitious entrepreneurs.
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TerraForge Capital, Off-Piste Capital, Y Combinator, and Augur VC participated in Beyond Reach Labs’ $10 million seed round.
Instinct Space raised about $1.2 million while at Y Combinator to test propulsion and navigation systems for its future lunar lander.
Instinct Space used about $1.2 million raised while at Y Combinator to test propulsion and navigation systems for its future lander.
Instinct Space joined Y Combinator in 2025 to develop a lunar-orbiting GPS constellation.
Starcloud’s Series A was more than double the size of the next largest Y Combinator Series A.
Starcloud became a unicorn seventeen months after its Y Combinator demo day.
Starcloud reached unicorn status 17 months after its Y Combinator demo day.
Macquarie Capital, NFX, Nebular, Y Combinator, Adjacent, 776 Ventures, Fuse Ventures, Manhattan West, and Monolith Power Systems participated in the Starcloud round.
The $170 million Series A round made Starcloud the fastest Y Combinator graduate to reach unicorn status with a $1 billion valuation.
Starcloud’s Series A included institutional participation from Macquarie Capital, NFX, Nebular, Y Combinator, Adjacent, Seven Seven Six, Fuse Ventures, Manhattan West, and Monolith Power Systems.
Starcloud’s investors include Macquarie Capital, NFX, Nebular, Y Combinator, Adjacent, 776 Ventures, Fuse Ventures, Manhattan West, Monolith Power Systems, and angel investor Dennis Muilenburg.
Starcloud received around $21 million in funding from NVIDIA and Y Combinator.
GRU Space is a Y Combinator-backed startup founded in 2025 by Skyler Chan.
The Series A funding round was led by Washington Harbour and included Booz Allen Hamilton’s venture unit, FUSE, FCVC, and Y Combinator.
The Series B funding includes contributions from Y Combinator, Ryan Swagar, Tom Gonser, Mike Farley, Marc Weiser, and Tuff Yen.
On 2024-11-20, Inversion Space raised a $44,000,000 Series A round led by Spark Capital and Adjacent with participation from Lockheed Martin Ventures, Kindred Ventures, and Y Combinator.
Venture capital firm Fuse led the $6,000,000 funding round with participation from existing investors Y Combinator and Founders Fund.
Quindar raised $2,500,000 in capital from Y-Combinator, FCVC, Soma Capital, Liquid 2 Ventures, K5 Global, and other investors.
Quindar’s $2,500,000 seed round investors include Y Combinator, FCVC, Soma Capital, and Liquid 2 Ventures.
Quindar raised $2,500,000 in seed funding on 2023-01-24 from Y Combinator, FCVC, Soma Capital, and Liquid 2 Ventures.