Uhuru X-ray satellite
E635444
The Uhuru X-ray satellite was the first Earth-orbiting mission dedicated to X-ray astronomy, pioneering the systematic study of cosmic X-ray sources and laying the foundation for modern high-energy astrophysics.
Observed surface forms (3)
| Surface form | Occurrences |
|---|---|
| Uhuru (SAS-1) X-ray astronomy satellite | 1 |
| Uhuru X-ray Observatory | 1 |
| Uhuru X-ray source catalog | 1 |
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
NASA space mission
ⓘ
X-ray astronomy satellite ⓘ artificial satellite ⓘ |
| alsoKnownAs |
SAS-1
NERFINISHED
ⓘ
Small Astronomy Satellite 1 NERFINISHED ⓘ |
| catalogProduced | Uhuru X-ray source catalog NERFINISHED ⓘ |
| catalogType | all-sky X-ray source catalog ⓘ |
| contribution |
enabled discovery of many new X-ray sources
ⓘ
laid foundation for modern X-ray astronomy catalogs ⓘ pioneered systematic study of cosmic X-ray sources ⓘ |
| countryOfOperator |
United States of America
ⓘ
surface form:
United States
|
| dataUsage |
used to study active galactic nuclei
ⓘ
used to study black hole candidates ⓘ used to study clusters of galaxies ⓘ used to study neutron stars ⓘ |
| discovered |
many extragalactic X-ray sources
ⓘ
numerous galactic X-ray binaries ⓘ |
| energyRangeObserved | soft X-rays ⓘ |
| epoch | early 1970s space astronomy ⓘ |
| field | high-energy astrophysics ⓘ |
| followedBy |
SAS-2
NERFINISHED
ⓘ
later X-ray observatories such as HEAO-1 ⓘ |
| launchDate | 1970-12-12 ⓘ |
| launchSite |
Kenya
NERFINISHED
ⓘ
San Marco platform NERFINISHED ⓘ |
| launchVehicle | Scout rocket NERFINISHED ⓘ |
| missionDuration | about 2.5 years ⓘ |
| missionEnd | 1973-03 ⓘ |
| missionStart | 1970-12-12 ⓘ |
| namedAfter | Swahili word "Uhuru" meaning "freedom" ⓘ |
| notableAs | first Earth-orbiting mission dedicated to X-ray astronomy ⓘ |
| notableFeature | all-sky X-ray survey capability ⓘ |
| operator | NASA ⓘ |
| orbitType | low Earth orbit ⓘ |
| precededBy | no dedicated X-ray astronomy satellite ⓘ |
| primaryMission | X-ray astronomy ⓘ |
| primaryObjective | survey of cosmic X-ray sources ⓘ |
| program | Small Astronomy Satellite program NERFINISHED ⓘ |
| scientificDiscipline |
astronomy
ⓘ
astrophysics ⓘ |
| scientificImpact | established X-ray astronomy as a major observational field ⓘ |
| scientificLegacy | benchmark for subsequent X-ray source surveys ⓘ |
| spacecraftBus | Small Astronomy Satellite bus ⓘ |
| status | mission completed ⓘ |
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Uhuru (SAS-1) X-ray astronomy satellite
this entity surface form:
Uhuru X-ray Observatory
this entity surface form:
Uhuru X-ray source catalog