A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.

NASA hopes the Parker Solar Probe will help solve the most perplexing mysteries of the sun. Astrophysicist Nour Rawafi ...

I assumed it was a very strange kind of cloud." It's not every day you get to watch a rocket launch into a sky glowing with ...

The James Webb Space Telescope's discovery of unusually bright and massive galaxies soon after the Big Bang has cast doubt on ...