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M17, NGC 6618, in Sagittarius. Also called the Swan or Omega Nebula
At 5,000-6,000 Light Years away, this H II emission nebula extends 40 LY across.
Total mass of the gas is estimated at 800 times the mass of our Sun.
Imaged at Oregon Star Party August 30&31, 2003
Televue NP 101 f5.4, ST10XE, CFW8, AP1200 GTO
Lum 12x120, R:G:B 3x300:3x300:3x480 binned 2x