The time international students spend in U.S. graduate physics or astronomy programs to complete their PhD varies somewhat.

First up, just pointing a rocket at the Sun and blasting as hard as you can would result in a wild miss. The main problem you ...

A stunning new discovery reveals our solar system may be connected to distant stars by a vast interstellar “tunnel” carved by ...

The powerful coronal mass ejection would have likely destroyed the atmospheres of any potentially habitable planets nearby ...

An international team led by researchers from the University of Cologne has solved the mystery of an extraordinary phenomenon known as the "Diamond Ring" in the star-forming region Cygnus X, a huge, ...

Harnessing the muscle of one of the world's fastest supercomputers, researchers have built one of the largest and most ...

The universe is expanding. That much is clearer. But it’s less clear whether this expansion is accelerating or slowing down.

Astronomers have, for the first time, recorded the moment a star’s explosion broke through its surface. The nearby supernova, ...

The “Seven Sisters” have far more relatives than anyone imagined. Using NASA and ESA space telescopes, astronomers found ...