Jupiter and Saturn look serene through a backyard telescope, but beneath and around their clouds, both worlds are in dramatic ...

Stargazers everywhere are in for a treat on Monday night, as Jupiter and Saturn will appear closer together than they have in centuries, forming a stunningly bright “Great Conjunction.” Given that ...

On Christmas night, Jupiter will be one of the brightest objects in the sky — and a  stand-in for the mythical “Christmas ...

Jupiter and Saturn will be so close Monday that they will appear to form a "double planet." Such a spectacular great conjunction, as the planetary alignment has come to be known, hasn't occurred in ...

Keep a close look at the sky and you may what looks like a 'Christmas Star' Keep a close look at the night sky in December and you may see a rare occurrence between the two biggest planets in our ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Skygazers around the world were treated to a once in a lifetime experience on Monday, when the great conjunction of Jupiter and Saturn formed what has been dubbed a Christmas Star. Photos from the ...

Jupiter and Saturn, the two largest planets in our solar system, came closer together than they have been in 400 years on Monday. This great conjunction made a bright splash in the night sky and was ...

CAPE CANAVERAL, Fla. — Jupiter and Saturn will merge in the night sky Monday, appearing closer to one another than they have since Galileo’s time in the 17th century. Astronomers say so-called ...