Blog Post Image: ‘Nuisance’ Data Lead to Surprising Star-Birth Discovery

Light rays from a distant galaxy are deflected due to the gravity of a massive, foreground galaxy, as predicted by Einstein’s theory of general relativity. This makes the background galaxy appear as multiple magnified images surrounding the foreground galaxy. Illustration by ALMA (ESO/NRAO/NAOJ), L. Calçada (ESO) and Y Hezaveh (Click image to enlarge)

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