Night sky night sky. Aircraft are also visible at night, distinguishable at a distance from other objects because their lights blink. Night sky The term night sky, usually associated with astronomy from Earth, refers to 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 polar circles. Occasionally, a large coronal mass ejection from the Sun or simply
Northern Lights Shopping Center the necessary permits from the Pennsylvania Department of Transportation in late 2012 for the connecting road, Walmart began construction, and opened May 21, 2014. Once Walmart opens, Zamias is expecting Northern Lights to start filling up with tenants again, since Walmart customers would have to drive through Northern Lights to access Walmart. The opening of Walmart next door to Northern Lights will give Beaver County its third Walmart location, which will primarily serve residents of Aliquippa, Ambridge, Baden, Conway, and Economy, while Walmart's existing location in Center Township will serve the main Beaver Valley area (Beaver, Bridgewater, Monaca, New Brighton,