Eleven times wider than Earth. Over 300 times more massive. And a million times more terrifying. Jupiter may look like a ...

New research suggests they could play a crucial role in the creation of planets themselves. At a conference in Helsinki, ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Beyond our solar system, there’s a whole selection of planets ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...

A visible line of planets has for weeks been the talk of astronomers and hobbyist stargazers who have sought to catch a sight of our solar system's worlds. Online chatter and a frenzy of media ...

Skywatchers who spotted the Jupiter-Venus conjunction on Aug. 12 are in for a dazzling display in the night sky through the end of August, with a "planet parade" building in the eastern sky, with ...

If you’re an astronomy buff, you may have heard about the “Parade of Planets” in the night sky this week – all seven planets visible at once in the dusk sky through the end of the month. Viewing ...

When I was a kid, there were nine planets. Now we know of thousands! But that includes exoplanets, alien worlds that orbit alien suns. Only eight planets call our solar system home. Or there might ...

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