Night or nighttime is the period of time between sunset and sunrise when the Sun is below the ... In some circumstances, bioluminescence, aurorae, and lightning can provide some ... and rotation period - this resonance gives it a day-night cycle 176 days long. .... This page was last edited on 15 August 2017, at 15:01.
The polar night occurs in the northernmost and southernmost regions of the Earth when the ... The descriptions below are based on relatively clear skies, so the sky will be darker in ... These conditions last about 11 weeks at the poles. ... are drawn to the long duration of darkness, allowing them to openly kill and feed at will.
Apr 8, 2017 ... 21 may be spectacular, but it won't last long. ... This brevity is rooted in the movement of the dark shadow of the moon known as the umbra, for ...
The further north you are, the longer dusk/dawn last during the summer. ... I know how long it takes to get dark and not realizing how fast it can ...
Sep 21, 2010 ... In fact, at the end of nautical twilight most people will regard night as having ... answers to the most intriguing questions, so check back soon.
I can't give any specifics for Norway, but if you live near the equator, then your day/night will be approximately 12 hours year around.
Oct 15, 2009 ... Life in Anchorage can be much different than life in Fairbanks. ... rapid, which means our dark days and our light days last longer than lower latitudes. ... but with the long periods of dawn and dusk, it's actually more like 6 hours ...
Why do the poles experience 6 months of continuous days and nights? ... Now you can see why the North pole is in darkness and the South pole in sunlight.
Now, most people I met there had a problem with long days because it ... entire nights and do nothing but gaze at the night-sky till dawn, used to make me miss ...