They may resemble kidney beans, but formations on the northern hemisphere of Mars are actually sand dunes covered in carbon ...

The Mastcam-Z camera on NASA’s Perseverance rover captured the Martian moon Phobos as it eclipsed the sun. Credit: ...

Mars's atmosphere and climate are impacted by interactions with solar wind, a stream of plasma comprised of protons and ...

Mars has northern and southern hemispheres like Earth, but their defining characteristics are markedly different, a ...

The Red Planet reaches its best position all year this week on January 15. Here’s how and when to get out and see it.

The ‘Martian dichotomy’ is one of the Solar System’s greatest mysteries – but new research in closing in on a solution.

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...

Have you read on social media about the “once in 396 billion years” planetary alignment happening on Jan. 25? Guess what? Social media is not reliable. Here’s what’s really going on — and why you ...