“It literally stood out,” NASA scientists said, describing the moment that cameras on Perseverance focused on a single, sculpted boulder on the rim of Jezero Crater. In almost four years of traversing ...

NASA’s Curiosity rover found a meteorite as it was trucking across Mars last week. The iron-nickel meteorite, nicknamed Cacao, is about a foot across and clearly made up of different stuff than its ...

NASA’s Mars Exploration Rover Opportunity has found an iron meteorite, the first meteorite of any type ever identified on another planet. The pitted, basketball-size object is mostly made of iron and ...