Release Images

Release No.: 2013-13
For Release: Thursday, May 30, 2013 - 5:00am

Music of the Spheres: Star Songs

EX Hydrae

This artist's conception shows the binary star system EX Hydrae, which consists of a normal star (right) and a white dwarf (left, at center of disk). Known as a cataclysmic variable, EX Hydrae fluctuates in X-ray brightness as the white dwarf consumes gas from its companion.

Christine Pulliam (CfA)