... Strange visual effects would appear as documented in the above relativistically-accurate animation . First of all, relativistic aberration would cause objects to appear to bunch up in front you. Next, the Doppler shift would cause the colors of forward objects to shift toward the blue, while things behind you would shift toward the red. ... NASA Web Site Statements, Warnings, and Disclaimers . ... Publications with keywords: motion - color . Publications with words: motion - color . ...