Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...

NASA's Perseverance rover has been busy gathering bits of Mars — rock cores the size of chalk sticks, clusters of broken fragments no bigger than pencil erasers, and even grains of dust fine enough to ...

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings. However, a rover recently captured a splash of color in the sky as rare ...

There would be only seconds to prepare before the fireball strikes. A ‘city-destroying’ asteroid is currently on a path ...