There's so little we know about circumbinary planets—planets that orbit two stars instead of one—that they can feel like the stuff of fantasy. And for good reason: to date, we've only confirmed the ...

Add Yahoo as a preferred source to see more of our stories on Google. The summer of 2024 will be a wild ride, astrologically speaking — and for more reasons than just the rare super blue moon that ...

Space is a very big place, and as such, it's full of mysteries that scientists can't explain. Some of this is simply because it's impossible to fully observe, thanks to its sheer size and the ...

Venus, Jupiter and Mercury headline May's skywatching, with stunning moon pairings and a three-planet display.

Two decades ago, the International Astronomical Union—which defines and names celestial bodies—redefined the criteria for ...

Add Yahoo as a preferred source to see more of our stories on Google. A very rare treat is about to grace Earth's night skies. But that's not all. Between now and then, on 21 January 2025, six of the ...

You’ve set your telescope up and are showing people some of the wonders in the sky. Of course, they’re going to ask you questions. Here are some you might be asked. How many do you know the answers to ...

The head of NASA says maybe Pluto is a planet after all. He is wrong because Pluto is part of the rest of the solar system ...

One of things that I have enjoyed in my more than 22 years of writing the Night Sky column for Space.com is alerting readers to hoaxes or celestial falsehoods that are widely circulated on the ...