Astronomers have used NASA's James Webb Space Telescope to find strong evidence for a planet orbiting a star in the triple system closest to our own sun. At just 4 light-years away from Earth, the ...
A spacecraft named Chrysalis could one day carry 2,400 people to Alpha Centauri, the closest star system to our own. This interstellar voyage, estimated to take 400 years, would be a one-way adventure ...
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