missions spatiales
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Luna 26 | Machine | 14 | 0.1 |
| Luna 3 | Machine | 46 | 5.0 |
| Luna 4 | Machine | 33 | 0.9 |
| Luna 5 | Machine | 33 | 0.7 |
| Luna 6 | Machine | 29 | 0.2 |
| Luna 7 | Machine | 30 | 0.7 |
| Luna 8 | Machine | 30 | 0.6 |
| Luna E-1a No.1 | Machine | 14 | 0.0 |
| Lunar Atmosphere And Dust Environment Explorer | Machine | 32 | 1.6 |
| Lunar Crater Observation And Sensing Satellite | Machine | 31 | 2.5 |
| Lunar Polar Exploration | Astre | 10 | 0.0 |
| Lunar Prospector | Machine | 30 | 2.8 |
| Lunar Reconnaissance Orbiter | Machine | 44 | 8.9 |
| Lunar Trailblazer | Machine | 5 | 0.1 |
| Lunar-a | Machine | 10 | 0.4 |
| Mariner 1 | Machine | 44 | 2.6 |
| Mariner 10 | Machine | 61 | 12.9 |
| Mariner 3 | Machine | 41 | 1.8 |
| Mariner 6 | Machine | 19 | 1.5 |
| Mariner 7 | Machine | 21 | 1.7 |
| Mariner 8 | Machine | 34 | 1.1 |
| Mars 1969b | Machine | 13 | 1.3 |
| Mars 2 | Machine | 39 | 5.1 |
| Mars 2020 | Machine | 45 | 27.5 |
| Mars 3 | Machine | 44 | 10.7 |
| Mars 4 | Machine | 29 | 1.4 |
| Mars 5 | Machine | 28 | 1.9 |
| Mars 6 | Machine | 32 | 2.4 |
| Mars 96 | Machine | 30 | 2.5 |
| Mars Climate Orbiter | Machine | 37 | 17.3 |
| Mars Cube One | Astre | 13 | 1.5 |
| Mars Exploration Rover | Astre | 41 | 128.7 |
| Mars Helicopter Ingenuity | Machine | 53 | 10.9 |
| Mars Observer | Machine | 39 | 3.9 |
| Mars Polar Lander | Machine | 38 | 7.4 |
| Mars Reconnaissance Orbiter | Machine | 54 | 17.5 |
| Mars Science Laboratory | Machine | 51 | 226.4 |
| Martian Moons Explorer | Machine | 13 | 3.2 |
| Mercury Seven | Organisation | 28 | 26.2 |
| Mercury-atlas 10 | Astre | 14 | 0.7 |
| Mercury-atlas 4 | Concept | 12 | 0.0 |
| Mercury-atlas 5 | Concept | 17 | 0.5 |
| Mercury-atlas 6 | Machine | 33 | 14.0 |
| Mercury-atlas 7 | Machine | 28 | 1.2 |
| Mercury-atlas 8 | Machine | 27 | 1.4 |
| Mercury-atlas 9 | Machine | 27 | 1.4 |
| Mercury-redstone 2 | Concept | 19 | 0.8 |
| Mercury-redstone 3 | Machine | 35 | 8.3 |
| Mercury-redstone 4 | Machine | 29 | 7.4 |
| Mercury-redstone Bd | Concept | 17 | 0.3 |