The planet named after the king of the gods in Roman mythology is visible all night long right now, rising in the east at ...

One type of star that emits pulsing signals is a type of neutron star called a pulsar, the collapsed core of a massive star that has gone supernova. Pulsars emit beams of radio waves as they spin, so ...

Analysis - Stars are born, live and die in spectacular ways, with their deaths marked by one of the biggest known explosions in the Universe. Like a campfire needs wood to keep burning, a star relies ...

The winter stars are like that. They're bright, sparkly and arrive "from a distance" low on the eastern horizon and gradually ...

December’s full moon, dubbed the cold moon, will reach the crest of its full phase early Sunday. Here’s the best way to view ...

It's the largest star that we've ever discovered. And if it were to replace our Sun, it would change a lot more than just the ...

It starts with recognizing that, despite the buzz and build-up, January 1 is just a date on the calendar. In a recent newsletter, Schwarzenegger said there is nothing magical about starting a new ...

New research on Comet 67P indicates that its water may be similar to Earth's, contradicting earlier findings by Rosetta's ...

King tides are often 1 to 2 feet higher than average tides. But global warming, extreme weather and rising sea levels have ...

The director and award-winning screenwriter on the movie's creative choices, their favorite bits and how they wanted to share the story with fans.

For two decades now, the iconic twin Voyager spacecraft have been quietly overturning everything we thought we knew about the ...

Heavy hydrogen could be important in long-range detections of civilizations, says a pioneering astronomical study.