Science is a story of coming up with theories then doing our best to disprove them. That is especially true for theories on a ...

The cosmos, in its vast expanse, continues to reveal awe-inspiring mysteries. The latest of these enigmas is a color-changing ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

Scientists have recently unveiled an extraordinary discovery: a massive ‘interstellar tunnel’ that appears to link our Solar ...

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's ...

A new trans-Neptunian object, 2017 OF201, has been found with a vast orbit and potential dwarf planet size. The finding hints at more hidden bodies beyond Neptune. A research team led by Sihao Cheng a ...

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and probing mysteries of the Universe.

So, while browsing an astronomy forum today, I suddenly came across some news that completely baffled me — the third ...

Imagine a massive celestial body colliding with Uranus at high speed; this impact could have 'overturned' Uranus, causing its ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.

Dementia is one source of confusion. But as the April 8 total eclipse of the sun approaches and things astronomical come front and center, we’re at risk for another. It’s an expanse so expansive that ...