Very like a lens

• by keith_edkins

  At the very top right. but nothing on this frame could be causing it!

  Posted May 17, 2013 11:14 PM

• by Tom_Collett scientist

  Hi Keith,I think it is a merger of three galaxies. The 'arc' is a tidal feature where the interaction has stripped gas and stars off of the nearest galaxy.

  Posted May 18, 2013 12:04 AM