Musk challenges NASA panel’s estimate of 22 launches for lunar landing
Elon Musk disputed estimates from NASA’s Aerospace Safety Advisory Panel that about 22 launches could be needed to support a Starship lunar landing, saying SpaceX expects six to eight. The estimate matters because Artemis landers need propellant delivered and transferred in orbit before they can carry astronauts to the Moon, a capability that has yet to be demonstrated at the required scale.
The panel also praised Artemis II and NASA administrator Jared Isaacman, while warning that ending Falcon and Dragon operations could leave the agency with limited US options for crew access to the International Space Station and its planned deorbit. Boeing’s Starliner is now considered unlikely to launch before mid-January 2027, with its schedule still under review; cargo alternatives include Northrop Grumman’s Cygnus and Japan’s HTV-X. A written panel report is due early next year.
In short
- Musk says Starship’s lunar mission may need six to eight launches.
- NASA’s safety panel cited an estimate of about 22.
- Falcon and Dragon retirements could reduce US ISS transport options.
Steelman: both sides, in good faith
The strongest fair case each way — we don't pick a winner.
The case for
SpaceX’s estimate of six to eight launches may reflect its own plans for improving Starship’s refuelling efficiency and operations, which could make a lunar landing more practical and affordable. A lower launch count would reduce the demands on launch infrastructure and help NASA meet its programme goals, though the approach still needs to be demonstrated at the required scale.
The case against
The panel’s estimate of about 22 launches may be a prudent planning figure given that orbital propellant transfer at the required scale has not yet been demonstrated. NASA needs to account for technical and operational uncertainty when assessing whether Starship can reliably support crewed lunar missions, rather than relying on an optimistic projection before the system is proven.
Americas Space Technology World
Read the full article at the source →
Originally published by The Register as “Musk disputes NASA safety panel’s lunar launch estimates”.