When a six-mile-wide asteroid slammed into Earth 66 million years ago, it didn’t just wipe out the dinosaurs. New findings ...

Scientists warn the universe could reverse its expansion and collapse in a “Big Crunch” — with the first signs possibly emerging in just 10 billion years.

A comet that was born in another solar system and could be billions of years old is hurdling through Earth’s solar system — a ...

The object known as 3I/ATLAS (previously known as A11pl3Z), as per scientists, may be an alien technology that could ...

Although it won’t hit Earth, an asteroid once labeled a “city killer” is now back in the spotlight — this time, because it ...

KTLA speaks with Davide Farnocchia, navigation engineer at NASA’s Jet Propulsion Laboratory, who works in the agency’s Center for Near-Earth Object Studies. He shares how scientists tracked the ...

There are 10 major NASA facilities, including the Kennedy Space Center in Florida and the Johnson Space Center in Houston. October 4, 1957 - The Soviets launch Sputnik 1, the world’s first artificial ...

Three dozen scientists from all over the world have been in Galesburg this summer tracking near-earth asteroids and charting ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

On July 30, 2025,asteroid 2025 OL1—measuring roughly the size of a small aircraft—will pass Earth at a distance of 1.29 ...

"Up to 10% of the lunar ejecta could reach Earth within days," said Paul Wiegert, a planetary scientist and lead author of ...