One of the brightest and most colorful stars in the sky and the most brilliant planet are on stage in the early morning dawn ...

A new study led by researchers from the Yunnan Observatories of the Chinese Academy of Sciences has unveiled a novel ...

Tacking—a maneuver used to sail a boat against the wind, changing direction in a zig-zag fashion—is one of the most difficult ...

Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...