This mid-infrared image of colliding galaxies IC 2163 and NGC 2207 from the James Webb Space Telescope shows two large ...

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

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

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

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 ...

Fresh corroboration of the perplexing observation that the universe is expanding more rapidly than expected has scientists ...

New observations from the James Webb Space Telescope suggest that a new feature in the universe—not a flaw in telescope ...

When the James Webb Telescope came online in 2021, it promised to give a clearer picture of the universe that could help ...

The odds of us finding extraterrestrial life anytime soon are pretty slim. But if there's anything that can deliver us a sign ...

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 (JWST) detected frozen water and other volatile compounds within a protoplanetary disk 1,300 ...