The "mini-Neptune" exoplanet found 48 light-years away doesn't resemble anything in our own solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Can exoplanets have metal-rich atmospheres? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of international researchers investigated a new type ...

A nearby alien planet six times the size of the Earth is covered with a water-rich atmosphere that includes a strange "plasma form" of water, scientists say. Astronomers have determined that the ...

Artist’s impression of GJ 1214 b passing in front of its host star. The “transit method” allows astronomers to study an exoplanet by seeing which wavelengths of light dim when the star’s light passes ...

40 light years away from Earth, circling a small star in the constellation of Ophiuchus, there's a super-Earth called Gliese 1214 b. Also known as GJ 1214 b, it was discovered in 2009 and has been a ...

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A strange planet that's stymied astronomers for years has an "unusually shiny atmosphere" and could be home to large amounts of water vapor, scientists said in a study published Wednesday in the ...

The James Webb Space Telescope (JWST) has taken a deeper look at a mysterious planet outside the solar system that is unlike anything in our planetary system. "The planet is totally blanketed by some ...