sci.space.policy - join
Discussions about space policy.
Low activity, 651 subscribers, Usenet

sci.space.shuttle - join
The space shuttle and the STS program.
Low activity, 605 subscribers, Usenet

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

sci.space.history - join
Historical manned and unmanned space flight programs.
Low activity, 665 subscribers, Usenet

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

rec.arts.sf.science - join
Real and speculative aspects of SF science.
Low activity, 606 subscribers, Usenet

rec.aviation.military - join
Military aircraft of the past, present and future.
Low activity, 1151 subscribers, Usenet

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

alt.astronomy - join
Low activity, 651 subscribers, Usenet

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