Scientists say exoplanets circling carbon-rich stars could be made of diamond and silica.
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Fastest star ever observed by astronomers is moving at more than 8% the speed of light.
There could be as many as six billion Earth-like planets in the Milky Way Galaxy, according to new estimates.
Astronomers have found the star Kepler-160 and its companion KOI-456.04 are more reminiscent of the Sun-Earth system than any previously known exoplanet-star pair.
This artist’s concept shows exoplanet Kepler-1649c orbiting around its host red dwarf star.
The most Earth-like exoplanet discovered, 300 light-years away, orbiting in the habitable zone of its star., hidden in early NASA Kepler data.
First super-Earth exoplanet discovered with water vapor, orbiting in the habitable zone of its star, which may hold alien life.
New study provides most accurate estimate of frequency that exoplanets similar to Earth occur around stars similar to our sun.
NASA just released a map of all the 4000 known exoplanets, in a stunning video.
Astronomers using a new method to find small planets orbiting nearby stars, which previous surveys had overlooked, discovered 18 Earth-sized exoplanets.