Comet C/2012 S1 (ISON) is a sungrazing comet discovered on 21 September 2012 by Vitali Nevski, and Artyom Novichonok
ISON. The discovery was made using the 0.4-meter (16 in) reflector of the International Scientific Optical Network near Kislovodsk, Russia and the automated asteroid-discovery program CoLiTec
Good ISON information websites
- https://www.facebook.com/C2012S1?hc_location=stream
- http://hubblesite.org/hubble_discoveries/comet_ison
- http://spaceweathergallery.com/index.php?title=ison
- http://solarsystem.nasa.gov/cometinteractive/index.html
- http://eyes.nasa.gov
- http://theskylive.com/ison-tracker
- http://www.solarsystemscope.com/ison/
Celestial Sign Posts
This week ---Looking south at 8 - 12 pm, in December
The Winter 6 (11:00 PM PST)
Map made with Cartes du Ceil, animated in Photoshop.