Black Hole

Cosmologists have limited knowledge about dark matter, and much of it is speculative. As a matter of fact, the nature of dark matter is one of the biggest mysteries in astrophysics.

The James Webb Space Telescope has pierced through the cosmic dust of Messier 106, one of the most active nearby galaxies.

In December 2019, a previously unremarkable, distant galaxy began to glow brightly. Astronomers now understand why.

Even stars that are too small to become black holes will gradually fade away.

The space agency has released a video that depicts two immersive scenarios, both of which involve the "event horizon," or the "point of no return."