https://peertube.dngr.us/videos/watch/fab78c49-6734-4f1f-99ed-c6b66d8d6ea5 This videotape shows the five exploratory spacecraft, representing several countries, that will study Comet Halley: Giotto, Vega 1 and 2, Planet A, and Sakigaki. Mirrored from YouTube: https://youtu.be/YaWi3DtsnEE Original channel: NASA STI Program Wed, 15 Jul 2026 07:47:30 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/fab78c49-6734-4f1f-99ed-c6b66d8d6ea5 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.