Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

in a vibrant star-forming region of our galaxy called the Flame Nebula. Brown dwarfs are too small to trigger the nuclear ...

A new study of super-fast-moving stars suggests that they were accelerated by a monster black hole that's been lurking unseen ...

The researchers used data from the European Space Agency's Gaia space observatory that has tracked more than a billion stars ...

Studies suggest they were accelerated by Sagittarius A*, the supermassive black hole at the center of the galaxy. But at least 21 hypervelocity stars detected are consistent with being ejected by ...

A blast of radio waves from the outskirts of an ancient galaxy challenges theories about what creates such bursts.

Astronomers have found that the further a star or galaxy is, the redder its light appears. This effect is known as red-shift and it tells us that distant stars are moving away from us. Scientists ...