On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a ...

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

Surya Graham Time Today, Ring of Fire Solar Eclipse Live Updates: Skywatchers across parts of the Southern Hemisphere will witness the first solar eclipse of 2026 today- an annular eclipse, often ...

Scientists have captured the moment a supergiant star collapses into a black hole, revealing the star's death in an incredible animation.

Today’s annular solar eclipse will turn the sun into a blazing “ring of fire” for just over two minutes — but only a few places will see it fully.

The Sun’s magnetic poles are in the middle of an uneven, drawn-out reversal as Solar Cycle 25 moves through its solar maximum ...

The world will witness its first solar eclipse of 2026 on Tuesday, February 17. The astronomical event, which is also known as the Ring Of Fire',has generated significant buzz among astronomers and ...

Astronomers have watched a dying star fail to explode as a supernova, instead collapsing into a black hole. The remarkable sighting is the most complete observational record ever made of a star's ...

Astronomers have witnessed a rare cosmic event: a massive star that didn’t explode in a spectacular supernova, but instead quietly collapsed into a black hole.

Drew Magary’s Thursday Afternoon NFL Dick Joke Jamboroo runs every Thursday at Defector during the NFL season. Got something you wanna contribute? Email the Roo. You can also read Drew over at SFGATE, ...

Could we prevent in-orbit crashes in the future by using advanced computer models?

If you thought humanity already had its hands full with climate change, think again. With satellites and space junk increasingly cluttering our planet’s low Earth orbit, a team of scientists warn that ...