A fab is announced for a terawatt a year, 80% of it for space

Claim

Elon Musk unveiled TERAFAB, a joint SpaceX and Tesla project aiming to produce over a terawatt of compute per year with 80% intended for space, fabricating 2-nm chips near Austin with a recursive design loop keeping masks, fabrication, testing and iteration in one building.

Reported metric: >1 TW/yr, 80% for space

Reporting date: 2026-03-22 (not necessarily the event date)

Sources

Attribution and reporting linked by this record; links do not imply independent verification.

• Welcome to March 22, 2026 (theinnermostloop.substack.com)