January 2004 - The Helix Nebula
Thousands of comet-like filaments are embedded along the inner rim of the Helix Nebula. These tentacles were formed when a hot stellar 'wind' of gas ploughed into colder shells of dust and gas previously ejected by the dying central star.
Credit:About the Calendar
| Id: | cal200401 |
| Year: | 2004 |
| Month: | 1 |
