Sputnik 1
E89412
Sputnik 1 was the first artificial Earth satellite, launched by the Soviet Union in 1957 and marking the beginning of the space age.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| launch of Sputnik 1 | 1 |
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Soviet spacecraft
ⓘ
artificial satellite ⓘ spacecraft ⓘ |
| apogeeAltitude_km | about 939 ⓘ |
| communicationMethod | omnidirectional radio transmission ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| decayDate | 1958-01-04 ⓘ |
| designBureau | OKB-1 ⓘ |
| designer | Sergei Korolev ⓘ |
| diameter_m | about 0.58 ⓘ |
| followedBy | Sputnik 2 ⓘ |
| historicalSignificance |
influenced creation of NASA
ⓘ
marked beginning of the space age ⓘ triggered the space race ⓘ |
| launchDate | 1957-10-04 ⓘ |
| launchedBy | Soviet Union NERFINISHED ⓘ |
| launchLocationCountry | Kazakh SSR ⓘ |
| launchLocationCurrentCountry | Kazakhstan NERFINISHED ⓘ |
| launchSite | Baikonur Cosmodrome ⓘ |
| launchVehicle |
R-7 Semyorka rocket
ⓘ
surface form:
R-7 Semyorka
R-7 Semyorka rocket ⓘ
surface form:
Sputnik rocket
|
| launchYear | 1957 ⓘ |
| mass_kg | about 83.6 ⓘ |
| missionType |
scientific research
ⓘ
technology demonstration ⓘ |
| numberOfAntennas | 4 ⓘ |
| numberOfOrbitsCompleted | about 1440 ⓘ |
| operator | Soviet Union ⓘ |
| orbitalPeriod_minutes | about 96 ⓘ |
| orbitalRegime | low Earth orbit ⓘ |
| orbitalStatus | decayed ⓘ |
| payload |
pressure sensors
ⓘ
radio transmitter ⓘ temperature sensors ⓘ |
| perigeeAltitude_km | about 215 ⓘ |
| powerSource | battery ⓘ |
| precededBy | none (first artificial satellite) ⓘ |
| primaryPurpose |
demonstrate feasibility of artificial satellite
ⓘ
study ionosphere ⓘ study upper atmosphere ⓘ |
| program |
Soviet space program
ⓘ
surface form:
Sputnik program
|
| radioFrequency_MHz |
20.005
ⓘ
40.002 ⓘ |
| shape | sphere ⓘ |
| signalDuration_weeks | about 3 ⓘ |
| signalType | radio beeps ⓘ |
| spaceAgeSignificance | first artificial Earth satellite ⓘ |
| timeInOrbit_days | about 92 ⓘ |
| trackedBy |
ground-based radar
ⓘ
optical observations ⓘ |
| visibleTo | naked eye ⓘ |
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
R-7 Semyorka
subject surface form:
R-7 Semyorka
subject surface form:
OKB-1
subject surface form:
Vanguard 1
this entity surface form:
launch of Sputnik 1