
The collection of red dots seen here show one of several very distant galaxy clusters discovered by combining ground-based optical data from the NOAO Kitt Peak National Observatory with infrared data from NASA Spitzer Space Telescope.
Most NASA images are in the public domain and free to use. Credit NASA as the source. Check NASA's media usage guidelines for details. Images featuring identifiable individuals may require additional permissions.
NASA ID
PIA17565
Date Created
December 18, 2013
Center
JPL
Media Type
image
Download this image in multiple resolutions. All NASA media are free for public use.
Large
1920px