First Vera Rubin Observatory image reveals hidden structure as long as the Milky Way trailing behind a nearby galaxy — Space photo of the week
In its debut image, the Vera C. Rubin Observatory has revealed a vast stellar stream coming from the nearby galaxy M61. (Image credit: Romanowsky et al. 2025, RNAAS) QUICK FACTS What it is: Barred spiral galaxy Messier 61, AKA NGC 4303 Where it is: 55 million light-years away in the constellation Virgo When it wasContinue Reading












