NGC 4038-4039
NGC 4038-4039 are two galaxies that, 1.2 billion years ago, were two separate galaxies. Galaxy NGC 4038 and NGC 4039 collided together and they are still forming together into one galaxy. NGC 4038-4039 contain two supernovae SN 2004GT and SN 2007SR.
How it formed Age
Unknown Unknown
Seen From Earth?
NGC 4038-4039 can't be seen from Earth.
Light Years Away
45 million light years away
The two galaxies colliding, from an outer view.