PASADENA, Calif. – NASA’s Cassini spacecraft has revealed for the first time surface details of Saturn’s moon Hyperion, including cup-like craters filled with hydrocarbons that may indicate more ...

Discovered in 1848, Hyperion is one of the solar system’s strangest objects. Although classed as a larger moon, Hyperion measures just 270 kilometers (168 miles) across. But it’s not its size, rather ...

NASA’s Cassini spacecraft captured new views of Saturn’s oddly shaped moon Hyperion during its encounter with this cratered body on Thursday, Aug. 25. Raw images were acquired as the spacecraft flew ...

This image reveals the odd shape of Saturn’s moon Hyperion and an intriguing variation in brightness across its surface. The diameter of Hyperion is 266 kilometers (165 miles). The image was taken in ...

Two new Cassini views of Saturn's tumbling moon Hyperion offer the best looks yet at one of the icy, irregularly-shaped moons that orbit the giant, ringed planet. Hyperion is decidedly non-spherical ...