NASA issues long-awaited call for private space stations to replace ISS

NASA released a 360-page request for proposals under its Commercial LEO Destinations program for private stations to succeed the ISS as early as 2030. Bids are due December 8, with two or more winners selected in April, each guaranteed at least $100 million. NASA priced a four-seat crew flight at $325 million and a cargo flight at $300 million.

• Industry responses are due to NASA on December 8, decision in April
• Phase 1 winners guaranteed at least $100 million each
• NASA estimates crew flight at $325 million, cargo at $300 million
• NASA will furnish transportation for the first four service missions