NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth — but closer to the red planet than us at a safe 150 million miles (240 ...

What can the climate history of Mars teach scientists about whether the Red Planet once had the ingredients for life as we ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

Researchers have successfully grown green algae in a specialized bioplastic “shelter” designed to mimic Mars. The Harvard ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of competing U.S.-European efforts ...

Mars Ingenuity helicopter's 59th flight was captured by the Perseverance rover's Left Mastcam-Z camera. Credit: Credit: Space ...

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...

Observing Mars with probes If you look closely at pictures of Mars taken by rovers on its surface, you can see that most of the planet isn’t purely red, but more of a rusty brown or tan color.