Perseverance rover data shows Jezero Crater once held a calm lake, leaving behind mudstones rich in organic-linked minerals. The presence of iron-phosphate and iron-sulfide nodules suggests processes ...

The Sun will envelop the comet and make it disappear in the coming days. It will reappear when the two celestial bodies, the Sun and the comet, become close in the sky for viewers. The comet at ...

A respected Harvard astrophysicist believes one of the most famous signals ever sent to Earth could have been sent by the object rapidly approaching our planet.

A European spacecraft has captured the most detailed images yet of Mars’s upper atmosphere, revealing a delicate, layered structure made of dust and ice particles. Described by scientists as ...

Perseverance represents more than a machine. It is a proxy extending humanity’s senses across millions of miles to an alien world. These robotic explorers and the NASA science programs behind them are ...

A fleet of ball-shaped rovers could drift across the Martian surface like tumbleweed, driven simply by the wind.