SLS mobile launcher
The mobile launcher, originally built for the Constellation program, undergoing upgrades for the first SLS launch. NASA is considering whether to modify it again for later SLS missions or build a new one. Credit: NASA/Kim Shiflett

WASHINGTON — Building a new mobile launch platform for later Space Launch System missions could cost NASA $300 million but allow for more frequent launches, agency officials said.

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

On a campus or library network? Check for access.

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...