sci.astro.satellites.visual-observe - join
Visually observing artificial satellite.
Low activity, 100 subscribers, Usenet

sci.astro.planetarium - join
Discussion of planetariums.
Low activity, 61 subscribers, Usenet

sci.astro.research - join
Forum in astronomy/astrophysics research. (Moderated)
Low activity, 437 subscribers, Usenet

sci.astro.hubble - join
Processing Hubble Space Telescope data. (Moderated)
Low activity, 131 subscribers, Usenet

sci.astro.ccd-imaging - join
Astronomical digital image capture and processing.
Low activity, 204 subscribers, Usenet

sci.astro.seti - join
The Search for Extra-Terrestrial Intelligence.
Low activity, 312 subscribers, Usenet

sci.astro - join
Astronomy discussions and information.
Low activity, 1379 subscribers, Usenet

sci.space.news - join
Announcements of space-related news items. (Moderated)
Low activity, 831 subscribers, Usenet

sci.space.science - join
Space and planetary science and related technical work. (Moderated)
Low activity, 383 subscribers, Usenet

sci.astro.amateur - join
Amateur astronomy equipment, techniques, info, etc.
Low activity, 2286 subscribers, Usenet