Mystery Alignment of Dying Stars Puzzles Scientists
Dying stars that are among the most beautiful objects in the universe tend to line up across the night sky, and astronomers aren't sure why. [Full Story]
NEXT: Spectacular Fireball Outshines Moon Over American Southeast (Video)
Spectacular Fireball Outshines Moon Over American Southeast (Video)
A stunningly bright fireball lit up the skies over the American South last week, and NASA caught the dramatic action on video. [Full Story]