April 19, 2024

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The James Webb Space Telescope may have found some of the first stars

The James Webb Space Telescope may have found some of the first stars

Evidence of the existence of the first generation of stars in the universe has emerged, thanks to observations made by the James Webb Space Telescope (JWST). The evidence is located in one of the most distant known galaxies.

Designated galaxy GN-Z11was discovered by Hubble Space Telescope In 2015, before the launch of the James Webb Space Telescope, it was considered the most distant known galaxy. with Redshift From 10.6, it makes sense to talk about how long it has been around, not how far away it is. This is because we see GN-z11 as it was only 430 million years after its appearance the great explosion Because of the time it takes for its light to travel to our corner of the universe. By comparison, today's universe is… 13.8 billion years.