From our tiny blue planet to the edge of the observable universe, this video takes you on a breathtaking journey of scale. We ...

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

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

Recently, an interstellar comet named 3I/ATLAS has caught the attention of astronomers worldwide. This unexpected visitor from a distant galaxy not only refreshes our understanding of the universe but ...

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

The period known as "cosmic noon," which took place roughly 2 to 3 billion years after the Big Bang, was characterized by the rapid formation of new stars and planetary systems. Naturally, objects ...

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.

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

Andrews’s article notes that the cause of the observed acceleration of some items passing through our solar system is unclear ...

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the ...

For the first time, astronomers have directly measured a solar-system-size corona around a distant supermassive black hole, ...

Scientists are unraveling the mysteries of "steam worlds"—exoplanets known as sub-Neptunes that are rich in water but orbit ...