https://peertube.dngr.us/videos/watch/0e8ba6bd-d587-4101-9369-6ca9f6f380b3 How various NASA satellites are used is illustrated. Satellites included are TIROS, ECHO, RELAY, HEAO, ERTS, LANDSAT, and ATS. Mirrored from YouTube: https://youtu.be/fwnfsDDs17k Original channel: NASA STI Program Wed, 15 Jul 2026 07:36:07 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/0e8ba6bd-d587-4101-9369-6ca9f6f380b3 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.