Block's photo of the Fireworks Galaxy (NGC 6946) was taken with the telescope atop the Santa Catalina Mountains at the UA Mount Lemmon SkyCenter.
Homalonotus delphinocephalus Trilobite Fossil
19 hours ago
blog of the State Geologist of Arizona
Block's photo of the Fireworks Galaxy (NGC 6946) was taken with the telescope atop the Santa Catalina Mountains at the UA Mount Lemmon SkyCenter.
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