Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Colorado residents and visitors who tilt their heads skyward after dark this July will witness awe-inspiring astrological ...

Double the meteors will be visible in the night sky later this month when two meteor showers peak at the same time to create ...