2017 Astronomical Events Check out our calendar of some of astronomical events for sky watchers. Most of these natural occurrences can be observed with the naked eye but use a pair of binoculars or a telescope for best viewing.
The night sky is a dark place, with only the moon and stars to cast any light. But throughout the long winters high in the northern hemisphere there are nights that are illuminated with spectacular displays of green and blue light dancing across the skies
One thing's for sure: nature is anything but tame. While we've learned to deal with thunderstorms and snow flurries, the threat of natural disaster always seems to be looming over us. Check out some of the most amazing natural disasters caught on film.