An Occult Occurrence: Saturn's Moon Iapetus Blocks a Background Star

It's a cosmic cover-up! No, don't put your tinfoil* hats on, this isn't a conspiracy -- it's just Saturn's moon Iapetus drifting in front of a background star, captured on Cassini's narrow-angle camera on August 10, 2013. Such an event is called an occultation, a term used in astronomy whenever light from one object is