North Polar Spur
E459064
The North Polar Spur is a prominent, large-scale arc of radio and X-ray emission in the sky, thought to be part of a vast interstellar structure near the Milky Way’s center or in the local Galactic neighborhood.
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
X-ray source
ⓘ
astronomical radio source ⓘ interstellar medium feature ⓘ large-scale Galactic structure ⓘ |
| alsoKnownAs | NPS NERFINISHED ⓘ |
| associatedWith | Loop I NERFINISHED ⓘ |
| catalogedAs | Loop I feature in radio maps ⓘ |
| componentOf | Galactic halo emission ⓘ |
| covers | large fraction of the sky ⓘ |
| discoveredWith | radio observations ⓘ |
| emits |
X-rays
ⓘ
radio waves ⓘ |
| extendsToward | north Galactic pole NERFINISHED ⓘ |
| hasShape | large arc on the sky ⓘ |
| hasUncertainDistance | true ⓘ |
| hasUncertainOrigin | true ⓘ |
| hypothesizedOrigin |
outflow from Galactic center
ⓘ
supernova-driven superbubble ⓘ |
| influences | foreground emission in cosmic microwave background studies ⓘ |
| liesIn | northern Galactic hemisphere ⓘ |
| locatedIn | Milky Way ⓘ |
| observedBy |
Effelsberg 100-m radio telescope
NERFINISHED
ⓘ
Fermi Gamma-ray Space Telescope (indirectly via related structures) NERFINISHED ⓘ Parkes radio telescope NERFINISHED ⓘ ROSAT X-ray observatory NERFINISHED ⓘ |
| observedIn |
X-ray wavelengths
ⓘ
radio wavelengths ⓘ |
| partOf | Galactic diffuse emission ⓘ |
| possiblyAssociatedWith |
Galactic center region
ⓘ
local Galactic neighborhood ⓘ |
| possiblyPartOf | Loop I superbubble NERFINISHED ⓘ |
| relatedTo |
Galactic magnetic field structure
ⓘ
interstellar gas dynamics ⓘ |
| studiedIn |
ROSAT X-ray surveys
NERFINISHED
ⓘ
radio continuum surveys ⓘ |
| tracedBy |
soft X-ray emission
ⓘ
synchrotron radiation ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.