NGC 6357: Cathedral to Massive Stars via NASA https://t.co/45BpSp9dqf https://t.co/8tqzSvUDHC

NGC 6357: Cathedral to Massive Stars via NASA https://t.co/45BpSp9dqf http://pic.twitter.com/8tqzSvUDHC

— Dean Norris (@geekynerdyone) March 28, 2016

from Twitter https://twitter.com/geekynerdyone

March 28, 2016 at 12:25AM
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