eclipsing binary

a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | w | x | z
Click one of the letters above to advance the page to terms beginning with that letter.

eclipsing binarysearch for term

A system of two stars that periodically eclipse one another from our point of view on Earth. Astronomers cleverly use these observations to calculate mass, size, and distance. One noted eclipsing binary is called Algol, with a period of 2.87 days and a change in magnitude of 1.2.