Anticrepuscular Rays Over Colorado . ... Although the scene may appear somehow supernatural , nothing more unusual is occurring than a setting Sun and some well placed clouds. ... Therefore, the crepuscular rays from a setting (or rising) sun will appear to re-converge on the other side of the sky. At the anti-solar point 180 degrees around from the Sun, they are referred to as anticrepuscular rays . ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...