Mars has two moons, but they're not quite like Earth's moon. That's raised a lot of questions about where they're from, ...

In the grand theater of the cosmos, where celestial bodies waltz to the timeless rhythms of gravity and motion, lies a story of Earth and Mars — a tale that intertwines the orbits of these neighboring ...

Right now there is no conclusive evidence of life on Mars past or present. Nasa’s “leopard spots” are the most promising signs we have, but these are still inconclusive. If life exists on Mars today, ...

Photos and videos of astronauts on the ISS show them floating around, but saying there's zero gravity isn't fully accurate.

Strange, sinuous gullies etched into the dunes of Mars are finally giving up their secrets. These gouges, new experiments ...

Like a lot of people around the world, I’ll anxiously be tracking the Mars rover Perseverance as it makes its descent to the surface of the planet. The so-called ...

Mars is an inhospitable desert planet. Billions of years ago, things were different. In Jezero Crater, for example, fed by a ...

Massive volcanic eruptions billions of years ago may have made it snow on Mars, leaving thick buried ice near the planet’s equator.

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...

Was Mars a friendly planet for water, even life, in its ancient past? Huge channel networks run across its surface. Rocks show signs of water immersion. Yet pictures sent back from NASA's Curiosity ...