The U.S. National Weather Service has released a cloud coverage forecast during the lunar eclipse. See the possible cloud ...

NASA's newest space telescope will scan the entire sky in a range of near-infrared wavelengths to help astronomers better understand the evolution of the universe and search for promising spots for ex ...

Sky cover percentages in Olympia and Seattle were expected to range from 62% to 73%, the points at which viewing conditions become "poor" with overcast or rainy skies that might completely block ...