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Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...
Astronomers used the Hubble Space Telescope to image "peculiar" galaxy Arp 184 (NGC 1961) about 190 million light-years away.
Supermassive black holes are found at the center of massive galaxies like our own Milky Way. These ginormous cosmic beasts ...