Earthsky Tonight — April 21, Moon and Mars tonight,

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org As soon as darkness falls tonight, look for the planet Mars quite close to the moon, which reached its first quarter phase today at 1:20 p.m. Central Time. The moon and Mars remain close together throughout the night, and descend westward throughout the evening hours. These two worlds set beneath the western horizon in the wee hours after midnight. The annual Lyrid meteor shower streaks the nighttime tonight from late night until ... Full Story