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The James Webb telescope found ‘Green Pea’ galaxies in the early universe

The galaxies could have been partly responsible for the ‘reionization’ of the universe

The James Webb Space Telescope’s first image captured three “Green Pea” galaxies in the early universe (circled in green). The galaxies’ light has been stretched by the expansion of the universe, making them appear red.

The James Webb Space Telescope’s first image captured three “Green Pea” galaxies in the early universe (circled in green). The galaxies’ light has been stretched by the expansion of the universe, making them appear red.

NASA, ESA, CSA and STScI

By Lisa Grossman

Galaxies that helped transform the early universe may have been small, round and green.