Using Hubble and Webb, scientists investigate galaxies responsible for the reionization of the universe
Utilizing the infrared-sensitive instruments of the joint NASA, European Space Agency, and Canadian Space Agency James Webb Space Telescope, as well as observations from the Hubble Space Telescope, scientists recently collected the first spectroscopic observations of some of the oldest galaxies in the universe, some of which being born during the first one billion years of the universe.
Published by NASASpaceflight on 03/05/2024
