Watch the Sept. 21 partial solar eclipse live online with this handy livestream. Coverage begins at 2 p.m. EDT (1800 GMT).

Black holes are among the most intriguing cosmic bodies, but we know little about their origins. The Pop III.1 model explains ...

Scientists have used the Gaia Space Telescope to create a 3D map of star kindergartens within the Milky Way, and you can fly through it.

Astronomical instruments have spotted a new source of repeating gamma-ray bursts. The bursts are unlike any seen previously, and there are no theoretical models to explain the object.

Energetic starlight is reshaping a vast molecular cloud 160,000 lightyears away. Hubble has captured a new generation of ...

Hubble’s latest look at Messier 96 reveals a warped spiral galaxy glowing with rings of stellar birth. The new details shed light on how stars emerge and influence their surroundings.