There have been many studies done to better understand how the heliosphere interacts with other elements and what its ...

A new trans-Neptunian object, 2017 OF201, has been found with a vast orbit and potential dwarf planet size. The finding hints ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

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.

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

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

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.

If the explosion of a PBH were observed, scientists “would also get a definitive record of every particle that makes up ...

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 ...

There are several candidates for the biggest star in the universe. One of them, VY Canis Majoris, is over 1,500 times the ...