In other words, what scientists had thought was a planet was actually something moving very quickly in the background, many light-years farther away from Earth than the HD 131399 system.

HD 169142 b is only the third exoplanet to have been imaged during formation. getty. For only the third time in history a distant alien planet many light-years away from Earth has been ...

NASA's exoplanet-hunting TESS probe has discovered an Earth-size alien world called HD 63433 d that's surprisingly young and has a hemisphere of hot lava.

In a new study, published July 8 in the journal Nature, researchers turned JWST toward HD 189733 b to learn more about the unique alien world.In addition to measuring the amount of carbon dioxide ...

Scientists are tracking a large gas planet experiencing quite a quandary as it orbits extremely close to a young star - a predicament never previously observed.