Several celestial objects have been spotted over the years and deemed a "quasi-moon" by astronomers, including asteroid 2025 ...

Hundreds of people filled Caltech's Beckman Auditorium on Monday evening for the West Coast premiere of "Bright Harvest: ...

A NASA-backed planetary defense group has reportedly begun efforts to pinpoint comet 3I/ATLAS after it was observed emitting ...

The comet, called 3I/ATLAS, is the third known interstellar object that has come through our solar system. As it flies deeper ...

As part of the ongoing effort, a NASA-supported team recently published one of the most detailed maps yet of the seafloor.

As 3I/Atlas neared its closest point to the sun in its orbit, the internet was abuzz with curiosity about the comet.

This 2020 astronaut photo shows the unusual cetacean-like shape of Belize's Lighthouse Reef. It's home to the famous Great ...

Evidence suggesting that some type of intelligence was observing the Earth from space long before humans launched their first ...

A 2023 astronaut photo shows off an unusual cranium-like structure appearing to stare up into space from the floor of a large ...

The risk of a cosmic body striking Earth—or exploding in the sky—may be higher in 2032 and 2036, researchers have cautioned.

Those space tornadoes can still harm Earth’s electrical grids and digital systems. Recently, researchers including UM climate and space scientist Chip Manchester designed a completely new simulation ...