The engineering lesson is simple: Sometimes the best observatory is the one already parked at another planet. When an ...

(Phys.org) —Exceptional structures deposited and shaped by water and winds adorn these interlocking craters and sculpt radiating patterns in the sands of Mars. On Mars's poles there are ice caps of ...

NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations ...

MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if Mars weren't there?" ...