White Dwarfs: Small and Strong. NASA public domain image colelction.
Summary
This chart shows data from NASA Kepler space telescope, which looks for planets by monitoring changes in the brightness of stars. As planets orbit in front of a star, they block the starlight, causing periodic dips.
NASA/Ames/JPL-Caltech
Date
04/04/2013
Source
NASA
Copyright info
Public Domain Dedication (CC0)