NASA's James Webb Space Telescope has followed up on observations by the Hubble Space Telescope of the farthest star ever detected in the very distant universe, within the first billion years after ...

The most distant known star in the universe is no longer a faint, anonymous point of light. With the James Webb Space Telescope, astronomers have turned that remote beacon into a richly detailed ...

This image from NASA’s James Webb Space Telescope of a massive galaxy cluster called WHL0137-08 contains the most strongly magnified galaxy known in the universe’s first billion years: the Sunrise Arc ...

Observations from NASA's James Webb Space Telescope of Earendel – the farthest star ever detected – reveal a massive B-type star that is more than twice as hot as our sun and a million times more ...