The principle of Light Echoes
This short animation illustrates the principle of the light echo phenomenon used to determine the distance of the Cepheid star RS Pup
Credit:ESO
About the Video
| Id: | eso0805b |
| Release date: | 11 February 2008 |
| Related releases: | eso0805 |
| Duration: | 45 s |
| Frame rate: | 30 fps |
