Hycean worlds are also called ocean worlds. They're planets covered in oceans that also have thick hydrogen atmospheres.

In the remote outer reaches of planetary systems, far beyond the orbit of known planets, enormous and mysterious worlds ...

Wide-orbit planets are fairly common according to the study, and there's a good chance we have one of our own.

Astronomers have added two more exoplanets to a growing study aimed at finding out whether rocky worlds near small, faint ...

Astronomers have located a rare exoplanet on the edge of the Milky Way.

The James Webb Space Telescope has notched another milestone, capturing a direct image of one of the coldest and oldest known ...

Webb has captured a frigid exoplanet in a wildly tilted orbit, revealing a system shaped by past planetary violence and ...

NASA’s James Webb Space Telescope has spotted an “abnormal, chaotic, and strange" planetary system 60 light-years from Earth.

Webb telescope captured a rare image of 14 Herculis c, one of the coldest exoplanets ever observed, revealing new insights ...

Astronomers have captured silicate clouds and a mysterious disk around two giant young exoplanets, revealing surprises that ...

Tiny radio probe called GIRO may soon reveal what lies beneath alien worlds with 100x more accuracy than current tech.

To reach Earth’s closest star system, Alpha Centauri, scientists are building a laser-powered spacecraft. To pull off ...