A new theory explains how dozens of mysterious planet pairs discovered by the James Webb Space Telescope, dubbed "JuMBOs," ...

By reverse-engineering James Webb Space Telescope (JWST) exoplanet data, a team of astronomers just spotted dozens of tiny ...

The rate of expansion of the universe today is a figure known as the Hubble constant, which is typically measured in units of ...

Astronomers can't agree how fast our cosmos is expanding. A new James Webb Space Telescope study has made the crisis even ...

"The discrepancy between the observed expansion rate of the universe and the predictions of the standard model suggests that ...

This month marks three years since the James Webb Space Telescope was first launched, which still feels something like a ...

"Budget overruns, bureaucratic malfeasance, congressional oversight, review-​board reckonings, the whole process of ...

Mowla, who spotted the galaxy in Webb’s image, was drawn to its gleaming star clusters, because objects that sparkle ...

The James Webb Space Telescope detects methyl cation (CH3+) in a young star system with a protoplanetary disk that is located ...

Nicknamed the Firefly Sparkle, this galaxy existed just 600 million years after the Big Bang and gleams with 10 distinct star ...

Recent observations from the James Webb Space Telescope (JWST) challenge the previously held cosmic theory on the universe's ...