Geologically, Mars is very reminiscent of the moon. But it also looks a lot like the Earth. It all depends on who you ask.

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

Everything you need to know about the full “Wolf Moon,” including exactly when, where and how to see it at its best from ...

NASA has arrived at two ways of returning samples collected on Mars to Earth. Now, the agency will test the options to see if ...

On Jan. 13, bright Mars will disappear behind the full moon for several hours. It's the only lunar occultation of Mars ...

NASA sees two paths for saving its beleaguered plan to retrieve materials from the Red Planet but won’t choose between them ...

"Springtime on Earth has lots of trickling as water ice gradually melts. But on Mars, everything happens with a bang," Serina ...

NASA's beleaguered Mars Sample Return program currently faces extreme costs of up to $11 billion and a timeline that could ...

January's full Wolf Moon will make Mars vanish. It's only temporary, but you can watch it happen.

January's full Wolf Moon will make Mars disappear, but it's only temporary. Watch for the red planet's vanishing act from the ...

Discover the red planet like never before! This month offers a unique opportunity to witness Mars in stunning detail. From ...

Mars leaves Leo and retrogrades back to Cancer on Jan. 6, a transit that celebrity astrologer Kyle Thomas tells PEOPLE can be ...