Black Hole blast unleashes ultra-fast winds at one-fifth the speed of light Astronomers have ...

An international team of astronomers, led by SRON, has observed a sudden outburst of matter near the supermassive black hole ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their ...

Tyson’s ultimate goal was to image large swathes of the sky, measuring how galaxies’ shapes distorted as their light ...

FROSTI is a new adaptive optics system that precisely corrects distortions in LIGO’s mirrors caused by extreme laser power.

The waning moon shines close to the king of the planets on Dec. 7.

We don't often get a good look at X-class solar flares from ground-based observatories.