That is the provocative question at the heart of the latest developments surrounding the interstellar comet 3I/ATLAS, as new NASA data sharpen the picture of its composition while an unusual orbital ...

A Harvard scientist has suggested that the trajectory of the mysterious space lump 3I/ATLAS will bring it close enough to ...

The interstellar comet 3I/ATLAS challenges physics with a missing dust tail, a forward anti-tail, and strange composition.

Earlier this year, a team of astronomers discovered a new moon of Uranus that is minuscule, with a diameter of about 10km.

A mysterious prophet who hasn't been seen in decades left a dire warning for humanity of a coming cataclysm sent by God.

Major space missions in 2025 are reshaping exploration. Here's a detailed look at key NASA missions, global projects, and the ...

It’s safe to say that the ISS astronauts might not sleep at night if they watch Gravity, which cleverly creates an uneasy ...

Interstellar comet 3I/Atlas has moved within 300 million km of Earth as scientists continue tracking its rare journey.

A clear look at the discovery of 40,000 near-Earth asteroids, how scientists track them, and the missions working to keep our ...

Voyager 1 one light-day from Earth marks a historic 24-hour signal delay, revealing the future of deep space communication ...

NASA's spacecraft is about to become the first human-made object to reach a distance of one light day from Earth.

When a faint green smudge appeared in images from a backyard telescope in Aguadilla, Puerto Rico, on Nov. 22, 2025, astronomers did not expect it to upend basic assumptions about how comets work. Yet ...