That not only makes this the first confirmed runaway supermassive black hole, but this object is also one of the ...

Just yesterday (Dec. 15), the Green River levee was breached, raising the specter of flash flooding in Tukwila, south of ...

The combination of a supernova and a kilonova may have produced a rare space explosion that astronomers have never seen ...

U.S. lawmakers representing Colorado called the planned NCAR closure “deeply dangerous” and “blatantly retaliatory.” ...

Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth ...

The discovery marks a significant moment for a theory that was once dismissed as fringe science but is now gaining serious scientific traction. Panspermia is far from a modern invention. The concept ...

Careful reanalysis of data from more than a decade ago indicates that Saturn's biggest moon, Titan, does not have a vast ...

New research suggests Titan instead may hold deep layers of ice and slush more akin to Earth's polar seas instead of a buried ...

In astronomy, there is a concept called "degeneracy." It has nothing to do with delinquent people, but instead is used to ...

Our understanding of the true nature of the cosmos relies on measurements of its expansion, but cosmologists have been ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles (53 million kilometers). It will be the mid-2030s before it reaches interstellar space, never to return, said Paul ...