Evidence is mounting that the same basic chemistry that made Earth habitable is unfolding, or once unfolded, on Mars. From ...

Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping ...

Just four days after it passed in front of the Pleiades star cluster, the moon will cross paths with another noteworthy celestial object on Monday evening, Jan. 13, when it will cover the planet Mars, ...

There's something big missing from our solar system — and that may be a good thing. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Planetary ...