Description: We all know that many planets have moons orbiting them, but is it possible for those moons have little moons of ...

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could ...

Brizida Magro and Theresa Howell author visit: 5:30 p.m. Tuesday, Boulder Book Store, 1107 Pearl St., Boulder. Brizida Magro ...

Unlike most meteor showers, which come from leftover comet particles, the Geminids originate from an asteroid called 3200 ...

This December's dazzling display comes from a strange asteroid with comet-like behavior—and a tail of debris that astronomers ...

Starting this coming Sunday, the sunset will occur later in the evening. Right now, our sunset is at 5:18 PM. This is the ...