Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

In simplest terms, the rate at which the universe expands on paper doesn’t match actual astronomical observations. That speed ...

Whether we are simply characters in an advanced virtual world is a much-debated theory, challenging previous thinking about ...

A new survey of distant galaxies undertaken by the James Webb Space Telescope (JWST) is revealing new secrets of the "cosmic noon"—when galaxies in the young universe underwent something of an awkward ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

Researchers from the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS) have proposed a key indicator ...

This image provided by NSF’s NOIRLab shows the trails of stars above Kitt Peak National Observatory, where a telescope is mapping the universe to study a mysterious force called dark energy ...