Astronomers finally measure the full size of the largest known galaxy - Phys.org
science 2026/07/31 12:40:07

Astronomers finally measure the full size of the largest known galaxy - Phys.org

Source:Phys.Org
Author:Shreejaya Karantha

Researchers have obtained the deepest images ever taken of IC 1101, allowing them to identify the galaxy’s outer edge for the first time. The observations confirm it as the largest known galaxy, spanning roughly 520 kiloparsecs, or about 1.7 million light-yea…