Astronomers have discovered a curious new exoplanet that challenges assumptions about hot Jupiters, some of the most extreme ...

Exoplanets are planets that orbit stars other than the sun and thus exist outside the solar system. The word "exoplanet" ...

NASA technology discovered a “super-Earth” exoplanet emitting “strange signals.” Rating: Mostly True (About this rating?) What's True: Scientists using NASA's Transiting Exoplanet Survey Satellite ...

A groundbreaking super-puff planet discovery has revealed two giant exoplanets with densities below cotton candy, changing how scientists understand alien worlds. These Jupiter-sized planets show that ...

James Webb Space Telescope observations have revealed the colorful secret of the Pink Planet, the coldest object of its type ...

Join Mashable as we look back at the viral videos, breakout movies, memes, dating trends, tech buzz, scientific breakthroughs, and more moments that defined 2025! Astronomers have discovered over 100 ...

This artist’s illustration shows the magnetic activity around a hot Jupiter exoplanet. Hot Jupiters have one side that is always facing their host star and is scorching hot, whereas the other side is ...

Scientists are unraveling the mysteries of "steam worlds"—exoplanets known as sub-Neptunes that are rich in water but orbit so close to their stars that their surfaces are shrouded in thick ...

GJ 504 b has been one of astronomy’s stranger nearby worlds for years, a faint pink companion circling a sunlike star 57 ...

This illustration shows magnetic activity in an exoplanet. The planet is a gas giant like Jupiter, but it’s very close to its host star and tidally locked: one side always faces the star and is ...