Like an interstellar rolling stone. NASA scientists were baffled after uncovering a rock on Mars that didn’t belong there — with a composition pointing to potentially interstellar origins. “This rock ...

NASA’s latest images from Mars show a rock that looks less like a random boulder and more like something deliberately carved, a sculpted shard standing alone on the dusty plain. The discovery has ...

NASA’s Perseverance rover may have stumbled on a visitor from outer space – a strange, shiny rock on Mars that scientists think could be a meteorite forged in the heart of an ancient asteroid.

In a quiet corner of an ancient riverbed on Mars, a speckled rock has pushed the search for extraterrestrial life into its most tantalizing phase yet. NASA now says the layered stone, drilled by the ...

The rover’s science instruments found that the formation’s sedimentary rocks are composed of clay and silt, which, on Earth, are excellent preservers of past microbial life. The findings were made ...