Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.
Live Science on MSN
Scientists study 100 possible alien radio signals from collapsed Arecibo Observatory, ending groundbreaking 21-year search
A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...
Space on MSN
Watch Crew-11 astronauts undock in 1st-ever medical evacuation from the International Space Station today
With its departure ahead of Crew-12's arrival, Crew-11 leaves behind a skeleton crew of three aboard the ISS, including ...
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