The quasars are powered by black holes that are up to ten billion times the mass of the Sun. The black hole's gravity pulls ...

Two different space telescopes have looked at the same galaxy, so you can see the difference in how they observe the universe ...

A deep field image captured by the James Webb Space Telescope is of galaxy cluster SMACS 0723. Credit: NASA, ESA, CSA, and ...

Dubbed “Mystic Mountain,” this is a region of the much more extensive Carina Nebula. In it, towers of cool hydrogen gas laced with dust are seen to rise along the nebula’s wall ...

Take a tour of the Hydra I galaxy cluster. A galaxy in the region, NGC 3312, is "losing cold gas as it moves through the hot gas within the cluster," according to the European Southern Observatory.