"The Hubble tension is now a Hubble crisis." The mystery of the Hubble tension has deepened with the startling finding that ...

Stars, often likened to houses, cluster into galaxies ... we can study—is limited by the speed of light and the universe's age, approximately 13.8 billion years. This means we can only see ...

The universe is vast, a size beyond what many of our imaginations can deal with, but modern technology helps shine a light.

that the universe is expanding at different rates depending on where astronomers look. Now, new results using a galaxy cluster in our own cosmic backyard have further confirmed the discrepancy ...

Ghosh recently, for instance, managed to confirm that galaxies in denser regions of the universe can be as much ... of many galaxy clusters (one galaxy cluster can contain up to 1,000 individual ...

The Universe really seems to be expanding fast ... be anchored closer to Earth with a more precise distance to the Coma Cluster, one of the galaxy clusters nearest to us. "The DESI collaboration ...

The universe really seems to be expanding fast ... be anchored closer to Earth with a more precise distance to the Coma Cluster, one of the galaxy clusters nearest to us. "The DESI collaboration ...

A group of astronomers have made history by capturing an image of a record number of stars from a time when the universe was half its age ... by the massive galaxy cluster Abell 370.