NASA has lost contact with one of its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars orbiter is perilously close to running out of fuel, and the third mission ...
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 ...
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 ...