Astronomers have identified what could be the largest structure ever observed in the known universe—a vast network of galaxy clusters and superclusters containing an astonishing 200 quadrillion solar ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The Shapley supercluster was one of five giant structures detected in a new study of the local ...

The coldest recorded temperature on Earth is minus 128.6 degrees Fahrenheit, but many other planets are regularly colder than this. Temperatures on Mars, for example, range from 70 degrees all the way ...

Astronomers accidentally uncovered an extremely dark primordial galaxy — one of the faintest objects in the universe — because of a typo in their telescope coordinates. When you purchase through links ...

Astronomers have taken the sharpest images ever of the most massive star in the known universe. With these new images, the scientists were able to refine just how big this star is, and in the process ...

More than one million sources of energy are featured in the first X-ray images from the eROSITA space telescope. By Laura Baisas Published Feb 5, 2024 12:00 PM EST ...

The James Webb Space Telescope has discovered a cosmic 'peanut' and 'fluff ball' that happen to be two of the four oldest galaxies in the known universe. When you purchase through links on our site, ...

The Gemini Observatory has released the first color image of what astronomers are calling the most distant object ever seen in the universe. The object is what is known as a gamma-ray burst (GRB) ...

Ordinary matter – basically, anything other than dark matter – makes up about 15% of all matter. But half of it has long been missing. Powerful bursts of radio waves emanating from 69 locations in the ...

Are we alone? It's an age-old question that was relatively "taboo" in mainstream science until the mid-1990s, when astronomers found planets outside our solar system. Now, Known Universe joins the ...