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

However, scientists generally believe that it is more likely an ordinary cosmic object, with its long wandering journey ...

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

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

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 ...

Family, can you imagine? When a comet with a long tail streaks across the night sky, it leaves us a "love letter," and this ...

Travel the universe from your seat with our picks from the annual ZWO Astronomy Photographer of the Year competition.

Is there a scientific reason why the universe exists? In other words, what is the science of why there is anything at all, ...

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the Solar System formed, it took no more than three million years for the ...

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 ...

A hunk of speckled mudstone, sitting in a barren wasteland 215 million miles from Earth, might just be the most important ...