NASA, Astronomy & spaceflight. (Moderated) Submissions to: modreply@clarinet.com Readers: 2100 (0.1%) {3%} Mesgs per month/day: 332/11 {40%} Crossposting: 30% {74%} Megs per month/day: 0.5/0.017 {41%} Sites reciving this Group: 20% Cost ratio ($US/month/rdr): 0.05