Midnight Sun
E56294
Midnight Sun is a natural phenomenon occurring in polar regions where the sun remains visible at local midnight during the summer months.
Aliases (1)
- Polar Night ×1
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical phenomenon
→
natural phenomenon → |
| affects |
animal behavior
→
human circadian rhythm → |
| associatedWith |
Arctic tourism
→
Midsummer festivals → |
| causedBy |
Earth axial tilt
→
Earth orbit around the Sun → |
| dependsOn |
refraction of sunlight in Earth atmosphere
→
|
| documentedIn |
explorers journals
→
|
| durationDependsOn |
latitude
→
|
| hasAlternativeName |
polar day (informal usage)
→
|
| hasDefinition |
a natural phenomenon in polar regions where the Sun remains visible at local midnight during summer
→
|
| languageOrigin |
English phrase "midnight sun"
→
|
| longestDurationAt |
geographic poles
→
|
| notVisibleAt |
low latitudes
→
|
| observedBy |
human observers
→
|
| observedSince |
ancient times
→
|
| occursDuring |
summer months
→
|
| occursIn |
Antarctic Circle
→
Arctic Circle → polar regions → |
| occursNear |
summer solstice
→
|
| oppositeOf |
polar night
→
|
| relatedTo |
continuous daylight
→
polar day → |
| requires |
high latitude
→
|
| season |
local summer
→
|
| studiedIn |
astronomy
→
geophysics → |
| timeOfDay |
local midnight
→
|
| usedFor |
tourism attraction
→
|
| visibleAtLatitudeNorthOf |
66.5 degrees north
→
|
| visibleAtLatitudeSouthOf |
66.5 degrees south
→
|
| visibleInCountry |
Canada
→
Finland → Greenland → Iceland → Norway → Russia → Sweden → United States (Alaska) → |
| visibleInHemisphere |
Northern Hemisphere
→
Southern Hemisphere → |
| visibleInRegion |
Lapland
→
Svalbard → |
| visibleWhen |
Sun altitude above horizon at local midnight
→
|
Referenced by (2)
| Subject (surface form when different) | Predicate |
|---|---|
|
Arctic Circle
→
Arctic Circle ("Polar Night") → |
relatedTo |