An exoplanet is a planet from a different star system. Most known exoplanets orbit stars within the Milky Way, but with the help of powerful space telescopes, scientists have discovered exoplanets ...
An exoplanet about 800 light-years away is spilling its guts into space, and new observations with the James Webb Space Telescope, or JWST, have let astronomers read the entrails, astronomers report ...
A comparison between the exoplanets of Kepler-51 and the Solar System. (NASA/ESA/STScI) The strange nature of the three known exoplanets orbiting Kepler-51 was established in 2019, when ...