A long-lost moon could explain why Mars is so different from the other rocky planets in the solar system.Today, Mars has two ...

The origin of Saturn's rings may be tied to a long-lost moon that veered too close to the planet, a new study says.

The Lost Moon is an Adventurous Online Multiplayer Coop game where your group of future Astronauts are on a mission to solve the mystery of the failed Moon missions. But be aware or your ...

This lost moon, the authors of the study say, is responsible for Saturn’s trademark feature: the rings. These astronomers didn’t set out to find a missing moon.

With its striking rings and tilted axis, Saturn is the showiest planet in the solar system. Now, scientists say they have a new theory as to how Saturn got its signature look.

Saturn is home to several solar system mysteries. Using data from Cassini, astronomers now suggest a simple answer to a few questions – a lost moon once orbited the planet before being torn to ...

The moon is migrating rapidly outward from Saturn at some 11 centimeters (4.3 inches) per year, the study noted.The researchers named the lost moon Chrysalis, because of the way they think it ...

Unlike the other planets in the solar system, Mars is distinctly triaxial, meaning it is an ellipsoid with different sizes along all three axes.