A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar." ...

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually.

Juno launched in 2011 and entered Jupiter’s orbit in 2016, embarking on an ambitious mission originally set for just 20 ...

Though the rings appear solid from afar, they’re actually a dynamic, rotating system of icy debris. One theory suggests they may be remnants of a moon or comet torn apart by Saturn's immense gravity.

Look up Oct. 5: the nearly Harvest Moon will guide you to Saturn, where a telescope reveals its famous rings — even if ...

By Dean Murray A team of astronomers has detected for the first time a growing planet inside a ring. The planet, named WISPIT ...

In the 17th century, astronomers Christiaan Huygens and Giovanni Cassini trained their telescopes on Saturn and uncovered a ...

Scientists found new evidence to strengthen the case that Enceladus, small moon of Saturn about 310 miles wide, may have ...

For researchers at the University of Idaho, spotting a moon 6 miles wide orbiting Uranus, a staggering 1.8 billion miles from ...

A curious Calgarian took to Reddit to share that an entire model of the solar system appeared downtown near the Saddledome.