The original Galaxy Zoo project ran from July 2007 until February 2009, before being replaced by Galaxy Zoo 2 and then, in turn by Galaxy Zoo: Hubble. Volunteers were asked to classify SDSS galaxies a
Visualization 1 Caption: Time lapse video of antisolar twilight development. Field of View (FOV) of each frame is 118° x 69°. The view is westward over the Pacific Ocean and it was cold and clear at s
