A galaxy field with a callout box zooming into an elliptical galaxy. Four bright yellow dots, the muliptle images of the supernovae, are indicated with arrows.

Four Images of Supernova Refsdal

The image shows the galaxy's location within a hefty cluster of galaxies called MACS J1149.6+2223. Arrows (inset) point to the multiple copies of Supernova Refsdal. The four images were spotted on Nov. 11, 2014.

Credits: NASA/ESA/STScI/UCLA