Though it’s dimmest at eastern elongation, Iapetus may be visible this morning. Give it a try and enjoy Saturn’s brighter moons as well.

Newly released for the holidays, images of Saturn’s second largest moon Rhea obtained by NASA’s Cassini spacecraft show dramatic views of fractures cutting through craters on the moon’s ...

Formed around 4.5 billion years ago, it’s a moon frozen in time - with craters that predate dinosaurs, and a thin oxygen atmosphere scientist didn’t expect. Could this frozen relic hold clues to early ...