Aquarius, a constellation and the 11th sign of the zodiac. The name means "water bearer." Aquarius contains no particularly bright or noteworthy stars. The constellation is clearly visible during the early evening in autumn.
Hundred of meteors fly across the sky every night, but only a few make it to Earth. Meteors are best known for the brilliant streaks of light they make as they burn up in the atmosphere. Learn about 10 memorable meteor crashes that left an impression.
We know it's not made of green cheese, but what are the origins of the moon? Learn astronomers' theories about where the moon came from.