Mariner 9
E463796
Mariner 9 was a NASA robotic spacecraft that became the first artificial satellite of Mars, revolutionizing our understanding of the planet’s surface and atmosphere in the early 1970s.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Mariner 9 spacecraft | 2 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Mars orbiter
ⓘ
robotic spacecraft ⓘ space probe ⓘ |
| attitudeControl | three-axis stabilized ⓘ |
| bus | Mariner Mars 71 bus ⓘ |
| communicationBand | S-band ⓘ |
| communicationSystem | high-gain dish antenna ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| discovered |
detailed structure of Valles Marineris
ⓘ
evidence of ancient river beds on Mars ⓘ global dust storm conditions on Mars in 1971 ⓘ large Martian volcanoes such as Olympus Mons ⓘ |
| dryMass | 558 kg ⓘ |
| enteredOrbitAround | Mars NERFINISHED ⓘ |
| firstArtificialSatelliteOf | Mars NERFINISHED ⓘ |
| heritage | based on earlier Mariner Mars spacecraft designs ⓘ |
| imaged | over 80 percent of Martian surface ⓘ |
| instrument |
celestial mechanics experiment
ⓘ
imaging system ⓘ infrared interferometer spectrometer ⓘ infrared radiometer ⓘ ultraviolet spectrometer ⓘ |
| launchDate | 1971-05-30 ⓘ |
| launchSite |
Cape Canaveral Air Force Station
NERFINISHED
ⓘ
Launch Complex 36B NERFINISHED ⓘ |
| launchVehicle | Atlas-Centaur NERFINISHED ⓘ |
| MarsOrbitInsertionDate | 1971-11-14 ⓘ |
| massAtLaunch | 997 kg ⓘ |
| missionEnd | 1972-10-27 ⓘ |
| missionStart | 1971-05-30 ⓘ |
| missionType |
orbiter
ⓘ
planetary exploration ⓘ |
| notableFor |
first spacecraft to orbit another planet
ⓘ
providing first detailed maps of Mars ⓘ revolutionizing understanding of Martian geology ⓘ |
| numberOfImagesReturned | over 7000 ⓘ |
| operator | NASA ⓘ |
| power | approximately 500 watts ⓘ |
| powerSource | solar panels ⓘ |
| primaryMissionDuration | about 349 days ⓘ |
| program | Mariner program NERFINISHED ⓘ |
| propulsion | monopropellant hydrazine system ⓘ |
| scientificObjectives |
map Martian surface
ⓘ
search for signs of past water activity ⓘ study Martian atmosphere ⓘ |
| spaceAgency | NASA Jet Propulsion Laboratory NERFINISHED ⓘ |
| spacecraftShape | octagonal bus ⓘ |
| status | mission completed ⓘ |
| target | Mars NERFINISHED ⓘ |
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mariner 9 spacecraft
this entity surface form:
Mariner 9 spacecraft