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Mars rovers serve as scientists’ eyes and ears from millions of miles away – here are the tools Perseverance used to spot a potential sign of ancient life

A planetary scientist walks through the sensors and systems that went into the recent detection of potential biosignatures.

'Quasi-Moon': Earth’s new cosmic companion discovered by astronomers

Astronomers have identified a tiny quasi-moon, 2025 PN7, orbiting near Earth for about 60 years. This 62-foot-wide near-Earth ...