APM/TMB 130/780
Field Flattener
QSI 583WSG
Astrodon Gen 2 LRGB
L: 11x15min (1x1)
RGB: 6x5min each (2x2)
Imager Temp -20C
Cropped for framing

Link to Larger JPEG

The Perseus Cluster (Abell 426) is a cluster of galaxies in the constellation Perseus. It is one of the most massive objects in the universe, containing thousands of galaxies immersed in a vast cloud of multimillion degree gas. The estimated total mass is 200 trillion solar masses.

The dominant member is Seyfert galaxy NGC 1275 associated with the radio source Perseus A.

The cluster has over 500 members being an average of 250 million light years distant.

November 7, 2010