NASA managers tried for the last time earlier this month to coax the InSight lander’s long-stuck subsurface heat probe into the Martian soil, but after seeing no more progress, ground teams decided to end their efforts and focus on the mission’s other science objectives.

Rainy weather at the California launch site is forecast to put a damper on plans to fly an Atlas 5 rocket on Thursday evening.

The United Launch Alliance Atlas 5 rocket successfully flies to orbit Friday to deliver the U.S. Navy’s fifth Mobile User Objective System communications satellite.