InSight mole
enigneers have moved InSight's robotic arm into position to push down on the mole in the latest effort to get the probe burrowing into the surface again. Credit: NASA/JPL-Caltech

WASHINGTON — After nearly two years of struggles, NASA has abandoned efforts to deploy a heat flow probe on its InSight lander into the surface of Mars.

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...