For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

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The secret behind how the International Space Station remains in orbit can be traced all the way back to the genius of Sir ...

For months space enthusiasts were fascinated by a small asteroid that was pulled by Earth's gravity and was fondly referred ...

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

A near-Earth object was likely ejected into space after an impact thousands of years ago. Now it could contribute new ...

The surface gravity of a typical neutron star can be tens or even hundreds of billions of times that of Earth. Standing on the surface of a neutron star, a person would weigh billions or even ...

Bo H., age 10, Durham, New Hampshire There’s a reason why a rocket has to go so fast to escape Earth. It’s about gravity – ...

A team led by researchers at the University of Tokyo has created a dataset of the whole atmosphere, enabling new research to ...