Boomerang UFO

                                                   

                                                          Rad mass boomerang ufo  photos 

Rad mass boomerang ufo came often:  https://ufo-spacelife.blogspot.com/2012/01/black-boomerang-ufo.html.    https://ufo-spacelife.blogspot.com/2012/05/red-boomerang-ufo.html.    https://ufo-spacelife.blogspot.com/2010/10/boomerang-ufo-come-often.html

Red mass sometimes has semi-translucent black color cloak on itself that depend on their energy state. That is what we usually observe of those black triangle and black boomerang.   https://ufo-spacelife.blogspot.com/2012/10/mysterious-alien-red-mass.html