Iapetus is the third-largest moon orbiting Saturn, with a diameter of 914 miles (1,471.2 km). Although its radius is about two-fifths that of Earth's moon, its icy composition means that it is ...

How Saturn's moon Iapetus got its ridge Date: December 13, 2010 Source: Washington University in St. Louis Summary: Two scientists propose an explanation for the bizarre ridge belting Saturn's ...

Saturn's ice moon Iapetus has more giant landslides than any solar system body other than Mars. Measurements of the avalanches suggest that some mechanism lowered their coefficients of friction so ...

Journey 1.5 billion kilometres to Saturn's most bewildering moon: Iapetus. This world of stark contrasts features a divided landscape where light battles darkness, while a colossal mountain range ...

Space.com: Astronomers have puzzled over the black-and-white coloring of Saturn's moon Iapetus for centuries. Radar hints at what's going on, but the mystery is far from solved.

Iapetus, you see, is the outermost large moon of Saturn, orbiting twice as far out as any of Saturn's other moons. What appears to be some type of dark debris that collected on the leading side ...

More than 60 moons are known to orbit Saturn, but few of them are as visually striking as Iapetus. Named formally after the Greek mythological Titan, Iapetus is sometimes referred to as the ...

Saturn's moon, Iapetus, imaged by NASA's Cassini spacecraft in September 2007. (Credit: NASA/JPL-Caltech/Space Science Institute) We recently explored Saturn’s moon, Pan, and its unique, food-like ...

Iapetus, a Saturn moon with jumbled colors, shows its strange surface shapes in a new view from the Cassini mission, which is currently exploring the gas giant.

When Giovanni Cassini discovered Iapetus in 1671, he noted that the moon had one side much darker than the other, as he could only see Iapetus when it was on the west side of Saturn. Iapetus also ...

Visible in the early-morning sky today, Saturn’s two-toned moon Iapetus reaches superior conjunction just 1.4′ due south of Saturn. The proximity makes the now-11th-magnitude moon easier to find, as ...