Galaxy Zoo Talk
what is it?
Posted January 18, 2014 12:03 AM
a satellite trail, a kind of artifact
Posted January 18, 2014 1:47 AM
dicen que es un satelite???
Posted January 19, 2014 2:34 PM
Could also be a diffraction spike (optical artifact) caused by a bright star outside of this image.
Posted January 19, 2014 2:37 PM