Messier 57


The Ring Nebula, also known as M57, is one of the most impressive and well known planetary nebula's. It is the remains of a red giant star that exploded sometime in the distant past. First discovered by Antoine Darquier de Pellepoix in 1779, it was cataloged by Charles Messier that same year.

Click on the image for a close up of the Ring Nebula.


Telescope: Astro-Physics 160mm EDF f7.5 @ f7.7 Designation: M57 or NGC 6720
Mount: Astro-Physics AP1200GTO
Constellation: Lyra
Camera: Apogee U16M with Gen II Astrodon Filters Distance: Approx 23,000 Light Years
Guiding: SBIG ST402 via Mini Borg 60mm Type: Planetary Nebula
Exposure: 6 hours total rgb Position: R.A. 18 hr 53 min , Dec +33001'
Processed using CCDStack, PhotoShop CS3 Date: August 2010
Acquisition: CCDAutopilot/CCDSoft/The Sky 6/M1OASYS Location: Deerlick Astronomy Village