Morning Overview on MSN

Astronomers watched a planet for years, then it vanished

Astronomers are getting used to a strange new kind of cosmic mystery: worlds that seem to appear in their data, linger for ...
Morning Overview on MSN

Scientists scanned 3I/ATLAS for alien signals, here's the result

The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...