December

Sunday	Monday	Tuesday	wednesday	thursday	friday	saturday
-sun-	-mon-	-tue-	-wed-	1	2	3
--	--	--	--	--	--	--
4	5	6	7	8	9	10
--	--	--	--	--	--	--
11	12	13	14	15	16	17
--	--	--	--	--	--	--
18	19	20	21	22	23	24
--	--	--	--	--	--	--
25	26	27	28	29	30	31
--	--	--	--	--	--	--

On This Date.........

December 2, 1971
Mars 3 made 1st softlanding on Mars and returned 1st
signals from surface. USSR

December 3, 1973
Pioneer 10 made 1st flyby of Jupiter and returned 1st
close up images. USA

December 4, 1978
Pioneer Venus 1 became 1st craft to orbit Venus. USA

December 7, 1995
Galileo became 1st craft to orbit an outer planet(Jupiter).
USA

December 15, 1970
Venera 7 became 1st craft to softland on and return signals
from Venus. USSR

December 18, 1958
1st voice broadcast from space: recorded Christmas message
from President Eisenhower. USA

December 25, 1642
I. Newton was born.

December 28, 1948
US announced study to launch Earth satellite.