What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy clusters, and dark matter.

Space. It's really, really big. How big is it? Well, according to astronomers, the observable universe is around 92 billion light-years in diameter, but that's all we can see (hence the word ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A Giant Radio Galaxy as seen by the Hubble Space Telescope and the Karl G. Jansky Very Large ...

For years, scientists have worked to chart the universe’s massive structure, aiming to test key models of cosmology. These efforts also help uncover how galaxies form and change over time. While most ...

Euclid Consortium, the international group that manages the European Space Agency’s Euclid space telescope, has published the largest ever simulation of the universe. Called Flagship 2, the simulation ...

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its present age, astronomers have found. The discovery raises questions about how ...

In the name of open science, the multinational scientific collaboration COSMOS on Thursday has released the data behind the largest map of the universe. Called the COSMOS-Web field, the project, with ...

Discovered: The black hole that takes up the most space; running can hurt as well as help heart health; keep your eye on the ball is good advice after all; developing a universal cancer blood test.

NEW YORK (AP) — The largest digital camera ever built released its first shots of the universe Monday — including colorful nebulas, stars and galaxies. The Vera C. Rubin Observatory, located on a ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When will the Milky Way collide with the Andromeda Galaxy?