re temperature of the dark sky in article c e g km well sf ca us metares well sf ca us tom van flandern writes the temperature of the night sky as seen from space you ll find that in allen c w astrophysical quantities athlone press dover nh rd edition pp i have a copy of allen and it never occurred to me to look in there i must be getting old i ll look it up when i get home thanks the temperature is degrees k i d remembered a rather higher number but that may have been for the lunar nearside where the earth is a significant heat source svr resembles a high speed collision henry spencer u of toronto zoology between svr and sunos dick dunn henry zoo toronto edu utzoo henry
