Mars

As Mars approaches opposition this month, it will become a dazzling spectacle in the night sky. See it at its best now, or wait until 2027.

NASA will explore two different strategies for fetching Mars rocks collected by the Perseverance rover, and there's a chance these samples contain evidence of alien life.

On Jan. 13, bright Mars will disappear behind the full moon for several hours. It's the only lunar occultation of Mars visible from the U.S. this year. Here's how to get the most out of it.

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite things scientists discovered on Mars this year.

Researchers believe dark rocks at the site of a future Mars rover landing mission may be left over from ancient volcanic eruptions, and may be protecting signs of life — if there ever was life on Mars.

"She still has one final gift for us, which is that she's now going to continue on as a weather station of sorts."

China's planned mission to bring rock samples to Earth from Mars would beat both NASA and the European Space Agency to the punch.

Was alien life in "hot water" on Mars billions of years ago? New evidence from the Martian meteorite "Black Beauty" suggests so.

Curiosity has just finished the latest leg of its 12-year Mars mission and will now set out to explore miles of web-like surface features left behind by ancient water on the Red Planet. The zig-zagging rocks could also provide clues about whether Mars once harbored extraterrestrial life.

Data from China's Zhurong rover has revealed what appears to be an ancient shoreline streaking through Mars' northern hemisphere.