"Why do they have the same rotation? They must have a connection with each other — that would be a very strong question that ...

Researchers have found that there's something highly unusual about the Milky Way, setting it apart from other galaxies. As ...

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

For a long time, astronomers believed galaxy formation followed a very specific model: cosmic gas collects in clumps, stars ...

A shockwave caused by the galaxy NGC 7318b slamming into four other galaxies is akin to a "sonic boom from a jet fighter." ...

The formation of galaxies in the universe should follow a fairly simple path. It starts with small galaxies, which then grow ...

We are the Universe trying to understand itself. How, and why, did we come to be? Why does the Universe take the shape it ...

Our best view yet of the material linking clusters of galaxies may have pinpointed some 20 percent of the universe’s missing ...

To explore the galaxy and hunt for resources, intelligent aliens might need to turn their home stars into natural spaceships, ...

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* ...

In a groundbreaking achievement, astronomers have successfully captured the first detailed image of a star in its final ...

The James Webb Space Telescope may have broken another of its own records, finding potentially five of the earliest and most ...