Galaxy Zoo Talk
by sevans01
Hi can anyone tell me what this is?
Posted July 7, 2013 11:50 AM
by fatha731
This is a satellite trail. As the satellite passes in front of the lens, the light from the sun reflects on it and due to it's speed it gets caught in only one filter. They can also be red or blue.
Posted July 7, 2013 12:06 PM