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 ...

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 ...

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...

Scientists have released a new study that catalogues the universe by mapping huge clusters of galaxies. These clusters are some of the largest known objects in the universe — and they can help ...

Paul Sutter explores how ancient creation myths and modern cosmology answer the same questions, framing the Big Bang as a scientific creation story rooted in observation and theory ...