A black hole is a region of space where gravity is so strong that nothing, not even light, can escape. There are two main ...
New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...
This image of the Helix Nebula, released on March 4, 2025, shows a potentially destructive white dwarf at the nebula's center ...
In new images, scientists have gotten the closest look yet at Sagittarius C -- a 'stellar nursery' where clouds of gas and dust have collapsed to form thousands of new stars.