Luminous Discs

In this image, we see two spiral galaxies interacting at z=0.7. A third galaxy, at left, is a similar opalescent white. The large white arrow points to a supernova discovered on the outskirts of the smaller galaxy.

In this image, we see two spiral galaxies interacting at z=0.7. A third galaxy, at left, is a similar opalescent white. The large white arrow points to a supernova discovered on the outskirts of the smaller galaxy.