https://peertube.dngr.us/videos/watch/47e118ff-6aaa-4b37-a483-0e456316fe67 This videotape describes solar-related research at the Mt. Palomar Observatory. Mirrored from YouTube: https://youtu.be/4xSR2KFj9yY Original channel: NASA STI Program Wed, 15 Jul 2026 07:32:36 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.dngr.us https://peertube.dngr.us/lazy-static/avatars/ec5edb1e-3795-4978-be4f-c67e98fbc992.png https://peertube.dngr.us/videos/watch/47e118ff-6aaa-4b37-a483-0e456316fe67 All rights reserved, unless otherwise specified in the terms specified at https://peertube.dngr.us/about and potential licenses granted by each content's rightholder.