Astronomers have found some pretty wild exoplanets. Some are balls of lava the temperature of hell, one is partially made of ...

Supersonic winds on this exoplanet, designated WASP-127b, travel at a mind-bending 5.5 miles per second (9 kilometers per second). The speed of sound on Earth is roughly 0.21 miles per second (0. ...

"The rate at which the planet is evaporating is utterly cataclysmic, and we are incredibly lucky to be witnessing the final hours of this dying planet." Using NASA's exoplanet-hunter TESS ...

But some exoplanets are so unique that they almost defy shorthand. There's an exoplanet where molten diamond raindrops are flung from the sky by a howling maelstrom whose winds move at thousands ...

But those powerful gales are nothing compared to the supersonic winds that astronomers have just discovered on the giant exoplanet WASP-127b. Reaching up to a whopping 20,505 miles per hour—or ...

Exoplanet LTT9779 b, which orbits a star about 262 light-years from Earth, is so reflective it acts almost like a mirror, the European Space Agency (ESA) said in a press release. This planet's hot ...