Messier Object 57 - ngc 6720 - the Ring Nebula - a planetary nebula in Lyra Telescope : Explore Scientific ED127/f7.5 apo Triplet -- Camera : Canon XT-350d modified by Hap Griffin -- Mount : piggyback on Meade LX 200 Classic 12 for more information, go to the SEDS site at http://messier.seds.org/m/m057.html |
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