WASHINGTON — Workers have completed repairs to the helium pressurization system in the upper stage of the Space Launch System, keeping a potential April launch of the Artemis 2 mission on track.

To continue reading this article:

Register now to read
3 free articles this month.

You’ll also receive our weekly Editor’s Choice, SpaceNews This Week and Opinions newsletters. Opt-out at any time.

Sign in to an existing account

Get unlimited access to SpaceNews.com, the SpaceNews app and our digital monthly magazine for less than $5 per week.

$280

Cancel anytime. Sales tax may apply. No refunds. Terms and conditions apply.

See all subscription options

Jeff Foust writes about space policy, commercial space, and related topics for SpaceNews. He earned a Ph.D. in planetary sciences from the Massachusetts Institute of Technology and a bachelor’s degree with honors in geophysics and planetary science...