Tracking the rotation speed of solid planets, like the Earth and Mars, is a relatively simple task: Just measure the time it takes for a surface feature to roll into view again. But giant gas planets ...

The night of January 21, 2026, will bring one of the most enchanting skywatching events of the season. A slender crescent ...

Jupiter and Saturn's different polar storms reveal clues about planet interiors: Saturn has harder bottom than Jupiter.

One of the highlights to be found in this month’s Colorado sky is the golden-hued planet Saturn which can be seen forming an equilateral triangle with the Aquarius Water Jar and the Pisces Circlet in ...

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two ...

Thanks to NASA's Cassini spacecraft which has been orbiting Saturn since 2004, scientists have been able to observe for the first time ever the seasonal atmospheric circulation direction change on ...

Scientists suggest that the contrasting polar weather on Jupiter and Saturn may be due to differences in their deep gas layers' hardness or softness.