ASTRONSTONE
宇石空间
ASTRONSTONE (Chinese name: 宇石空间 / Yǔshí Kōngjiān, literally "Space Epoch") is a Beijing-based commercial space startup developing reusable medium-to-heavy launch vehicles. As of May 2026, the company has raised a total of 1 billion RMB, including a 500 million RMB Series A round co-led by Gaorong Ventures and a Pre-A+ round led by Hillhouse, with Yunqi Capital as an early backer from its angel+ round and a follow-on investor in subsequent rounds . The fresh capital is earmarked for rocket assembly and testing, "chopstick" recovery-technology verification, and production buildout ahead of the maiden flight of its AS-1 rocket .
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Coverage
The Rise of SpaceX: Everything, for Mars | Yunqi Technology
The "Test Flight" of Commercial Space Has Just Begun
Vol.17 48-Hour Xiaohongshu Hackathon Hit: How an AI-Native Product That Broke the "Retention Curse" Was Built --- Two weekends ago, I participated in a 48-hour hackathon hosted by Xiaohongshu. Our team of four built an AI-native product from scratch — no code, no design background between us — and ended up winning the "Most Popular" award. The product? A voice diary app called **"Echo"** that uses AI to turn fragmented daily moments into serialized, episodic "life podcasts." Think *This American Life*, but starring you. What surprised me wasn't that we won. It was that people kept using it *after* the demo. Here's the dirty secret of AI hackathons: most projects die the moment judges stop clapping. The "retention curse" is real — users try your GPT wrapper once, say "neat," and never return. We broke that pattern. Our daily active user rate among beta testers hit 34% in week one, which for a hackathon product is basically unheard of. How? Three deliberate choices we made against hackathon orthodoxy. **First, we refused to build a chatbot.** The default AI product in 2024 is still "talk to a large language model." We explicitly rejected this. Chat interfaces create *performance anxiety* — users feel pressure to ask the "right
Yunqi Portfolio | Early-Stage Project "Space Epoch" Raises 1 Billion RMB in Total Funding, Racing Toward Maiden Flight of Reusable Medium-Large Launch Vehicle
Accelerating the Build of "Space Android"
ASTRONSTONE Raises 1 Billion RMB, Racing Toward First Flight of Reusable Medium-to-Heavy Launch Vehicle
Gaorong Ventures co-led the round.
Vol.16 Tsinghua Entrepreneur-Scientist Huazhe Xu: From Intelligent "Hatching" to Home Embodiment, Stubbornly Chasing Originality in the AI Wave
Yunqi Capital Ranks Top 4 in ChinaVenture Honors: Grounded in AI's Core Narrative, Envisioning a New Era of Technology | Yunqi Bulletin
Building a Bright Future Through Technology and Innovation
Yunqi Capital Quarterly Q1 | Keep Moving Forward, Answers Lie Ahead
A Quick Look at Yunqi Capital's Latest
Vol.15: The Post-'98 Founder Who Built a $20M Business in Two Years — On Building an AI That Talks Back | A Conversation with Kicker's Founder
Space Startup "Astrostone" Closes Pre-A+ Round as Its "Space Android" Takes Shape | Yunqi Capital
Yunqi Capital continues to increase its stake
