The flares may heat up and inflate the planet's atmosphere, which is dominated by hydrogen and helium. Being lashed by these ...

Astronomers have achieved a first in exoplanet hunting by using the Hubble Space Telescope images to investigate a mysterious ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

Not all exoplanets are frozen rocks or burning gas giants—some might just be livable. Here are 16 worlds ranked by how ...

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

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

The event, titled "Out of This World," will feature the Massapequa Philharmonic performing composer Gustav Holst's masterwork ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

In a stellar nursery 460 light-years away, astronomers sharpened old ALMA data and spotted crisp rings and spirals swirling ...

The Guardians of the Galaxy movies were full of exotic and alien planets that look cooler than anything we’ll ever have on ...