NASA's Curiosity rover has encountered patches of sharp “gator-back” rocks causing mission planners to look for a new route ...

Radio signals sent between two Mars orbiters—rather than between an orbiter and an Earth-based receiver—capture new insights into atmospheric dynamics.

The Perseverance rover finds a mysterious black rock on Mars, “Skull Hill,” which intrigues scientists because of its ...

Separating the chemical signatures of the coatings, the underlying rock, and the ever-present dust on the Martian surface is complex. And Mars's strong winds limit when scientists can hear the ...

The Perseverance rover on Mars just took an amazing selfie - but some of its most exciting work is just beginning.

Jezero Crater, once a lake bed some 3.5 billion years ago, has become the focus of NASA’s search for signs of past life. It’s ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

Equipped with a suite of advanced instruments—including high-resolution cameras, spectrometers, and the SHAllow RADar (SHARAD) MRO has revolutionized our understanding of Martian geology ...

NASA's Curiosity rover drills into Mars' surface again, revealing ancient mudstone that hints the Red Planet once had water—and maybe even life.

A groundbreaking discovery by NASA’s Curiosity Rover, featuring a surprisingly rare mineral called siderite, is not only ...