That raises the possibility that the TRAPPIST-1e exoplanet could also have liquid water and therefore support life.

Scientists revealed Wednesday that Mars’ innermost core appears to be a solid hunk of metal just like Earth’s. The ...

Scientists believe giant impacts – like the one depicted in this artist’s concept – occurred on Mars 4.5 billion years ago, injecting debris from the impact deep into the planet’s mantle. NASA’s ...

NASA has announced that its Perseverance Mars rover spotted "potential biosignatures" in an ancient dry riverbed last year.

On the Red Planet, aurorae glow green because the charged particles collide with oxygen atoms high above Mars. They may be ...

After years of searching, NASA’s Perseverance rover has discovered some polka-dotted rocks that may provide the strongest evidence yet of Martian life, per a groundbreaking study published in the ...

Red Mars meets bright Spica in the sunset sky this week. Mars will shine close to the blue star Spica at sunset on Sept. 13, but you'll need a clear view of the western horizon to catch the colorful ...

David Baron's "The Martians" plumbs the depths of America's fascination with Mars at the turn of the 20th century.

Planetary scientists believe they can now predict the green glow of an aurora in the night sky above Mars, and they have the images to prove it.

We've sent dozens of missions to Mars, from orbiters to rovers like Curiosity and Perseverance. These robotic explorers have ...

Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named ...