The most distant galaxy cluster yet has been discovered by combining data from NASA’s Chandra X-ray Observatory and optical and infrared telescopes. The cluster is located about 10.2 billion ...

The distance to one of the oldest star clusters has been precisely measured by the NASA Hubble Space Telescope for the first time. This measurement provides a more accurate and independent estimate ...

The most precise measurement yet of the distance to the Pleiades star cluster is reviving a dispute that has split the astronomy community largely down a trans-Atlantic divide for the past 17 years.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Super-bright galaxies powered by black holes have helped astronomers come up with the most ...

The most distant galaxy cluster yet has been discovered by combining data from NASA's Chandra X-ray Observatory and optical and infrared telescopes. The cluster is located about 10.2 billion light ...

Astronomers have for the first time precisely measured the distance to one of the oldest objects in the universe, a collection of stars born shortly after the big bang. Astronomers using NASA's Hubble ...