Mysterious Vortex Energy Spiral or UFO Seen In Russia: SEE DESCRIPTION!
It is believed this is a Soyuz capsule being launched at dusk. I do not know for sure. You decide.
Thanks to You Tube user danielofdoriaa.
UPDATE 5/2/11: Mystery solved see: Launch of Glonass-K1 on 2011-02-26 http://www.youtube.com/watch?v=EQzja1WpZPc
By User tigerofsiberia"