Einstein Was Right

Look: Hubble captures rare Einstein Ring phenomenon

It’s all an illusion.

Originally Published: 
ESA/Hubble & NASA, T. Treu

Space has a knack for playing tricks on the eyes.

Take this image for example — does the bright cluster in the center represent one galaxy, two, or perhaps a half dozen?

If you guessed two galaxies, you’re right. Those are the dots in the center of the ring.

But what are the other four bright spots of light circling around them?