A baby galaxy is throwing one heck of a tantrum, and it's shaking up our understanding of the earliest galaxies.

Depending on how you look at it, the universe might not have an "end," after all. Whether the universe will "end" at all is ...

Astronomers have long debated the role of galaxy mergers in powering active supermassive black holes. Now an unprecedented dataset of a million galaxies from the Euclid telescope provides evidence ...

Using ESA's XMM-Newton satellite, astronomers from Stanford University and elsewhere have conducted deep X-ray observations ...

"Explore the fascinating world of astrophysics and how galaxy rotation curves give us critical insight into dark matter! In this video, we’ll break down how the rotation speeds of stars and gas within ...

Scientists led by a team from the University of Chicago recently released a study that mapped some of the largest known objects in the universe. The study may help scientists test theories about how ...

What was once the leading explanation for dark matter may have simply been underestimating the mass of the particles that ...

Hubble captured this image of interstellar comet 3I/ATLAS on July 21, when the comet was 277 million miles from Earth. Hubble ...