After making groundbreaking discoveries about the mysterious interior of the red planet, the InSight lander's mission has officially ended. The stationary lander spent nearly 1,500 days on Mars.

MARS -- NASA released images on Monday showing what scientists are calling a "monster earthquake" on Mars. The agency says the quake shook the planet Mars on May 4, the 1,222nd Martian day, or sol, of ...

CAPE CANAVERAL, Fla. (AP) — It could be the end of the red dusty line for NASA's InSight lander, which has fallen silent after four years on Mars. The lander's power levels have been dwindling for ...

Two recent studies used seismic data from NASA's retired InSight mission to shed light on what lies beneath Mars’ surface and ...

CAPE CANAVERAL, Fla. — Scientists revealed Wednesday that Mars’ innermost core appears to be a solid hunk of metal just like Earth’s. The Chinese-led research team based their findings on seismic ...