Comets Lemmon and PanSTARRS sweeping through th...
Alex Cherney brings us this amazing video of two comets - C/2012 F6 (Lemmon) and C/2011 L4 (PanSTARRS) moving through the Southern Sky.
For more awesome video check out Alex's blog and galleries: terrastro.com
Great night sky images from all around the world: twanight.org
You may purchase his prints at redbubble.com/people/alexch