For complete coverage of Comet ISON, visit www.Astronomy.com/ISON.
  | 1 / 3   |
 |
Efrain Morales Rivera
| Frequent online contributor Efrain Morales Rivera shot Comet ISON on April 27 as it traversed the constellation Gemini. |
 |
|  |
This article originally appeared on Astronomy.com and is reprinted here with permission from Kalmbach Publishing.