A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

On some, whipping winds send a rain of glass flying sideways; others have a core of carbon compressed into diamond. Take a ...

Astronomers spotted a young planet, WISPIT 2b, forming within a dusty ring around its star system, offering clues about the ...

Astronomers have observed a massive growth rate in a free-floating rogue planet that’s gobbling up gas and dust at a record ...

Planet Y has not been directly observed, but its influence is apparent. Researchers studied roughly 50 icy objects beyond Neptune and found unexpected orbital inclinations.

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

Old rocket parts and decommissioned satellites are whizzing around in low Earth orbit, where they risk colliding with the ...

Astronomers have uncovered a runaway feeding frenzy in a rogue planet drifting freely through space, devouring six billion ...

WISPIT 2b, a gas giant five times more massive than Jupiter, is the first planet of its kind to be observed growing inside ...

Planet Labs PBC (NYSE: PL), a leading provider of daily data and insights about change on Earth, today announced its ...

A young rogue planet about 620 light-years away from Earth has experienced a record-breaking “growth spurt,” hoovering up ...