Harvard and Smithsonian (CfA), and its Submillimeter Array (SMA), were critical for identifying a cache of belts surrounding other stars beyond the sun where comets may reside. Regions around 74 stars ...

The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

NASA scientists have made a groundbreaking discovery that could change how we understand the dynamics of exoplanetary systems ...

Data collected from a once-defunct NASA satellite show that Earth grew two extra radiation belts following a supercharged ...

The temporary belts, one of which still remains, were filled with high-energy electrons and protons and were found by a ...

A star system has been discovered to be moving at an estimated 1.2 million miles per hour, making it possibly the fastest moving solar system in our galaxy.

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...