NASA has completed the Nancy Grace Roman space telescope. The versatile instrument is scheduled to fly into space in 2027.

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

James Webb telescope data confirms the first known runaway supermassive black hole, revealing how it escaped its host galaxy, how scientists tracked it and what its discovery means for galaxy ...

For its 270th anniversary bash, Vacheron Constantin celebrates time and human invention in ways both fantastic and fabulous.

Science fiction often imagines life on planets but real astronomy suggests some of the best candidates may be moons instead.

Astronomers call them LFBOTs—rare and powerful bursts of blue light that shine across billions of light-years and then vanish ...

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

The winter solstice is the astronomical start of winter in the Northern Hemisphere, when the North Pole is tilted farthest ...