15.8 MB (862.0 KB compressed)
2874 x 1923 pixels
24.4 x 16.3 cm ⏐ 9.6 x 6.4 in (300dpi)
JOHN CHUMACK / SCIENCE PHOTO LIBRARY JOHN CHUMACK / SCIENCE PHOTO LIBRARY
M18 Open Cluster lies between the Omega Nebula and star cloud M24, about 4,900 light years away. F4.5, 1000 speed film, 10 minute , July 1991.
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