Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

Mars used to have a warmer and wetter climate, which changed after billions of years because the Sun's solar wind removed ...

Several of NASA's space-based missions have observed Interstellar Comet 3I⧸ATLAS. As it approaches Mars, orbiters and rovers ...

For nearly a month, NASA has been scrambling to make contact with a spacecraft in orbit around Mars that abruptly fell silent. The space agency lost communication with the MAVEN probe (short for Mars ...

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good idea of where to look.

NASA’s Curiosity rover is investigating strange spiderweb-like ridges on Mars that may reveal a hidden chapter of the planet’s watery history. These “boxwork” formations likely formed when groundwater ...