20
communication
× 3 |
8
hubble
|
5
cosmic-radiation
|
0
schiaparelli-lander
|
17
iridium
|
8
engines
|
5
power
|
0
guidance
|
17
communication-satellite
|
8
nozzle
|
4
temperature
|
0
gyroscope
|
12
reaction-wheel
× 2 |
8
space-telescope
|
3
cubesat
|
0
landing
|
11
orbital-mechanics
× 3 |
8
rockets
|
3
interstellar-travel
|
0
deep-space
|
11
attitude
× 2 |
8
combustion
|
2
iss
|
0
tracking
|
11
adcs
|
8
engine-design
|
2
debris
|
0
laser
|
11
flight-control
|
7
nasa
× 2 |
2
rosetta
|
0
deep-space-network
|
8
gravity-assist
× 2 |
7
radio-communication
|
2
probe
|
|
8
mars
× 2 |
7
apollo-program
|
2
meteoroid
|
|
8
crewed-spaceflight
|
7
audio
|
2
comet
|
Andreas
