A blue dwarf galaxy pitched through the bullseye's galactic neighborhood 50 million years ago, leaving behind nine glittering ...

"The lightsail will travel faster than any previous spacecraft, with potential to eventually open interstellar distances to ...

New details have been discovered about M87*, the first black hole ever photographed, revealing its plasma, its brightness and ...

The James Webb Space Telescope has captured a belching protostar in its infancy. By studying the dust grains whirling around ...