In a lunar occultation, the Moon completely covers a star or planet as it moves across the sky. The object seem ...

The changes detected due to the occultation (interference) of particles determine the properties of the atmosphere. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires ...

James Elliot and team discovered Uranus' rings via stellar occultation. NASA's Voyager 2 later revealed more details on its ...

The Vernal Equinox occurs on Saturday, March 22 to begin spring in the northern hemisphere. Days and nights will be equally ...