compiled by Wm. Robert Johnston
last updated 23 May 2010

Summary of listed objects:

Status and Location	Functioning	Defunct	Boosters	Debris	Total
orbiting Earth-Moon system	3	4	16	2	25
orbiting the Moon	1	9	4	2	16
orbiting the Sun	14	54	103	29	200
orbiting Venus	1	4	1	0	6
orbiting Mars	3	8	1	2	14
orbiting Saturn	1	0	0	0	1
Total in orbit	23	79	125	35	262
Solar system escape	3	2	1	2	8
on the Moon	3	26	0	47	76
on Venus	0	13	0	15	28
on Mars	1	12	0	10	23
on 433 Eros	0	1	0	0	1
on 25143 Itokawa	0	0	0	1	1
on 9P/Tempel 1	0	0	0	1	1
in Jupiter	0	0	0	2	2
on Titan	0	1	0	2	3
Total on planets/asteroids/moons	4	53	0	78	135
Grand Total	30	134	126	115	405