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 (bluegrass band) Northern Lights (bluegrass band) Northern Lights was an American Progressive bluegrass band formed in 1975 in New England, which musical career spanned more than three decades. Known for a progressive style of bluegrass playing, the band went through a number of line-up changes through the years and included such personalities as Alison Brown or multiinstrumentalist Jake Armerding, son of founding member Taylor Armerding, who started playing with the band full-time at age of 14, but played occasionally when he was 12. As of 2009, there is no founding member left in the group. Guitarist Bill Henry, who joined the band