Here is an incomplete list of all unmanned spacecraft categorized by program.

Table of contents
1 Cassini
2 Explorer
3 Helios
4 Luna
5 Lunar Orbiter
6 Lunokhod
7 Mariner
8 Mars
9 Miscellaneous
10 Phobos
11 Pioneer
12 Ranger
13 Sputnik
14 Surveyor
15 Vega
16 Venera
17 Viking
18 Voyager
19 Zond

Cassini

CassiniHuygens

Explorer

Explorer 1 – Explorer 2 – Explorer 3 – Explorer 4 – Explorer 5 – Explorer 6 – Explorer 7 – Explorer 8 – Explorer 9 – Explorer 10 – Explorer 11 – Explorer 12 – Explorer 13 – Explorer 14 – Explorer 15 – Explorer 16 – Explorer 17 – Explorer 18 – Explorer 19 – Explorer 20 – Explorer 21 – Explorer 22 – Explorer 23 – Explorer 24 – Explorer 25 – Explorer 26 – Explorer 27 – Explorer 28 – Explorer 29 – Explorer 30 – Explorer 31 – Explorer 32 – Explorer 33 – Explorer 34 – Explorer 35 – Explorer 36 – Explorer 37 – Explorer 38 – Explorer 39 – Explorer 40 – Explorer 41 – Explorer 42 – Explorer 43 – Explorer 44 – Explorer 45 – Explorer 46 – Explorer 47 – Explorer 48 – Explorer 49 – Explorer 50 – Explorer 51 – Explorer 52 – Explorer 53 – Explorer 54 – Explorer 55 – Explorer 56 – Explorer 57 – Explorer 58 – Explorer 59 – Explorer 60 – Explorer 61 – Explorer 62 – Explorer 63 – Explorer 64 – Explorer 65 – Explorer 66 – Explorer 67 – Explorer 68 – Explorer 69 – Explorer 70 – Explorer 71 – Explorer 72 – Explorer 73 – Explorer 74 – Explorer 75 – Explorer 76 – Explorer 77 – Explorer 78

Helios

Helios 1 – Helios 2

Luna

Luna 1Luna 2Luna 3Luna 4Luna 5Luna 6Luna 7Luna 8Luna 9Luna 10Luna 11Luna 12Luna 13Luna 14Luna 15Luna 16Luna 17Luna 18Luna 19Luna 20Luna 21Luna 22Luna 23Luna 24

Lunar Orbiter

Lunar Orbiter 1 – Lunar Orbiter 2 – Lunar Orbiter 3 – Lunar Orbiter 4 – Lunar Orbiter 5

Lunokhod

Lunokhod 1Lunokhod 2

Mariner

Mariner 1Mariner 2Mariner 3Mariner 4Mariner 5Mariner 6Mariner 7Mariner 8Mariner 9Mariner 10

Mars

Mars 1Mars 1960AMars 1960BMars 2Mars 3Mars 4Mars 5Mars 6Mars 7 – Mars 96

Miscellaneous

Alouette - Chandra X-ray Observatory - Galileo – HipparcosHubble Space TelescopeIRAS - MagellanMars Express - Mars Global SurveyorMars Odyssey - Mars Pathfinder – Mars Reconnaisance Orbiter - MER-AMER-B – MESSENGER - NozomiSIRTF - Smart-1 - SOHO - Ulysses – Yohkoh

Phobos

PhobosPhobos

Pioneer

Pioneer 0Pioneer 1Pioneer 3Pioneer 4Pioneer 5 - Pioneer 6 - Pioneer 7 - Pioneer 8 - Pioneer 9 - Pioneer 10 - Pioneer 11

Ranger

Ranger 1Ranger 2Ranger 3Ranger 4Ranger 5 – Ranger 6 – Ranger 7 – Ranger 8 – Ranger 9

Sputnik

Sputnik 1Sputnik 2

Surveyor

Surveyor 1Surveyor 2Surveyor 3Surveyor 4Surveyor 5Surveyor 6Surveyor 7

Vega

Vega 1Vega 2

Venera

1VA – Venera 1 – Venera 2 – Venera 3 – Venera 4 – Venera 5 – Venera 6 – Venera 7 – Venera 8 – Venera 9 – Venera 10 – Venera 11 – Venera 12 – Venera 13 – Venera 14 – Venera 15Venera 16

Viking

Viking 1Viking 2

Voyager

Voyager 1Voyager 2

Zond

Zond 1 – Zond 2 –
Zond 3 – Zond 4 – Zond 5Zond 6Zond 7Zond 8