Swiss archaeologist Erich von Däniken’s best-selling books were full of the kind of insane theories ...

A gas giant 690 light-years from Earth forms mineral clouds on its cooler morning side every orbit, only to have them ...

The latest science news and headlines from Yahoo News, focusing on space, climate change and health-related breaking stories ...

A three-armed spacecraft rocketed into orbit Friday to rescue a NASA telescope that's in danger of crashing back to Earth.

For decades, humanity has searched the universe for signs of alien life — but some scientists warn that finding it may come ...

In 1988, the Soviet Union launched two of its most ambitious spacecraft ever built not toward Mars itself, but toward one of ...

I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.

NASA is racing to save its Swift telescope from falling back to Earth with a daring rescue mission. The salvage effort gets ...

That band of light is our home we know as the Milky Way galaxy. But it is impossible to see the galaxy as a whole with our ...

In 2019, a radio telescope in Australia detected an interesting signal coming from the vicinity of Proxima Centauri, the closest star to Earth. The signal, designated Breakthrough Listen Candidate 1 ...

Something is absorbing light on the surfaces of Pluto and Saturn’s moon Titan, and figuring out what it is could be crucial ...