A Variable Star's Light Curve (image) University of Arizona Caption This is an example of what users see when they type in the celestial coordinate of an object to view a time-series light curve or download a computer-readable file of all observations in the database. This image shows the light curve of a variable star whose brightness changes rapidly in only 12 hours. Credit Catalina Real-Time Transient Survey/Univ. of Arizona/Caltech Usage Restrictions This visual may only be used in conjunction with reporting/posting of this news release. Image/video credit must be included exactly as indicated. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.