Our universe just got a lot weirder. From planets with rings larger than the Sun to alien worlds where it rains molten iron or glows magenta, NASA’s latest exoplanet discoveries are challenging ...

Once upon a time, Earth may have sported a planetary ring of its very own. The hypothetical ring didn't last long, cosmically ...

Upgraded ALMA images expose hidden rings and spirals around baby stars, indicating planets begin taking shape mere cosmic ...

NASA astronaut Nichole Ayers has shared an incredible image of a sprite, a rare weather phenomenon that's triggered high ...