Galaxy Cluster Abell 2218
This Hubble Space Telescope image of the rich galaxy cluster, Abell 2218, is a spectacular example of Gravitational Lensing. The arc-like pattern spread across the picture like a spider web is an illusion caused by the gravitational field of the cluster.
Credit:
About the Image
NASA press release
NASA caption
NASA caption
| Id: | opo9514a |
| Type: | Observation |
| Release date: | 5 April 1995, 06:00 |
| Size: | 1288 x 655 px |
About the Object
| Name: | Abell 2218 |
| Type: | • Early Universe : Galaxy : Type : Gravitationally Lensed • Early Universe : Galaxy : Grouping : Cluster |
| Distance: | z=0.17 (redshift) |
Colours & filters
| Band | Wavelength | Telescope |
| Optical B |
450 nm | Hubble Space Telescope WFPC2 |
| Optical V |
606 nm | Hubble Space Telescope WFPC2 |
| Infrared I |
814 nm | Hubble Space Telescope WFPC2 |
