Hubble Spies Faint Irregular Galaxy

This NASA Hubble Space Telescope image released on May 27, 2026, features the dwarf irregular galaxy ESO 490-017, roughly 12,000 light-years in diameter and some 23 million light-years away in the constellation Canis Major.

The galaxy’s low surface brightness makes it appear as a faint, starry swarm behind brighter foreground stars that are easily recognized by their diffraction spikes. […]