Galaxy cluster MACS j1149.5+223
This image shows the huge galaxy cluster MACS J1149.5+223, whose light took over 5 billion years to reach us. The huge mass of the cluster and one of the galaxies within it is bending the light from a supernova behind them and creating four separate images of the supernova, shown clearly in this annotated image.…
1–2 minutes






Leave a comment