Your odds of winning the lottery are still 100,000 times larger than the probability of either Voyager hitting a comet.

David Jewitt at the University of California, Los Angeles, and his colleagues studied images from ground-based and ...

This spacecraft was the farthest human-made object from Earth, and it will reach the Oort Cloud, a hypothetical region in ...

Flandrau Science Center and Planetarium has been ranked as one of the best in the country by USA Today, but the soon-to-be-50-year-old attraction on the University of Arizona Mall isn’t ...