Observing the Sun with CLASP (IMAGE) National Institutes of Natural Sciences Caption Polarization spectra of the hydrogen Lyman-α line from the Sun taken by the CLASP sounding rocket experiment. Credit NAOJ, JAXA, NASA/MSFC; background full-Sun image: NASA/SDO Usage Restrictions None License Licensed content 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.