Dr. Alex Filippenko, Accelerated expansion of the universe... by Tom and Jennifer Polakis

Tom and Jennifer Polakis | all galleries >> 2013 >> Arizona Science and Astronomy Expo -- November 16, 2013 > Dr. Alex Filippenko, Accelerated expansion of the universe...


16-NOV-2013

Canon EOS 50D
1/60s f/4.0 at 40.0mm iso200 full exif

other sizes: small medium large original auto

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