Search results
Results from the WOW.Com Content Network
Globe at Night is an international scientific research program that crowdsources measurements of light pollution in the night sky. At set time periods within each year, the project asks people to count the number of stars that they can see from their location and report it to the project's website.
This is because long-wavelength (red) light is scattered less than blue light. The red light reaches the observer's eye, whereas the blue light is scattered out of the line of sight. Other colours in the sky, such as glowing skies at dusk and dawn. These are from additional particulate matter in the sky that scatter different colors at ...
The night sky is the nighttime appearance of celestial objects like stars, planets, and the Moon, which are visible in a clear sky between sunset and sunrise, when the Sun is below the horizon. Natural light sources in a night sky include moonlight, starlight, and airglow, depending on location and timing. Aurorae light up the skies above the ...
A fireball was spotted Friday lighting up the California sky, according to the American Meteor Society. It was also seen in Arizona and Nevada.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
A halo (from Ancient Greek ἅλως (hálōs) 'threshing floor, disk') [1] is an optical phenomenon produced by light (typically from the Sun or Moon) interacting with ice crystals suspended in the atmosphere. Halos can have many forms, ranging from colored or white rings to arcs and spots in the sky.
Aurora Photo Gallery – "Full-Sky Aurora" over Eastern Norway. December 2011; Videos and Photos – Auroras at Night (archived 2 September 2010) Video (04:49) – Aurora Borealis – How The Northern Lights Are Created (video on YouTube) Video (47:40) – Northern Lights – Documentary; Video (5:00) – Northern lights video in real time
For premium support please call: 800-290-4726 more ways to reach us