Average lookback time to formation for the field galaxies and cluster galaxies
Top - The average lookback time to formation for the field galaxies (hatched) and cluster galaxies (open). Bottom - the difference between the lookback time to formation for galaxies in the clusters and in the field.
Credit:International Gemini Observatory/NOIRLab/NSF/AURA
About the Image
| Id: | geminiann06013c |
| Type: | Chart |
| Release date: | July 20, 2006, 1:28 p.m. |
| Related announcements: | geminiann06013 |
| Size: | 500 x 500 px |
About the Object
| Category: | Illustrations |
