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 ...

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 ...

Compared with the all-too-brief lifespan of 100 or so years for humans — and even less for most plants and animals — the age of the known universe is mindbogglingly long. Currently estimated to be ...

Yearning to watch "Known Universe" on your TV or mobile device at home? Searching for a streaming service to buy, rent, download, or stream the documentary TV series via subscription can be a huge ...

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 ...

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 ...

Light is faster than anything else in the known universe, though its speed can change depending on what it's passing through. When you purchase through links on our site, we may earn an affiliate ...

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 ...