Cassini finds oxygen atmosphere around Saturnian moon

The Cassini-Huygens mission has identified an oxygen-carbon dioxide atmosphere around Saturn's second-biggest moon, Rhea - the first time a spacecraft has captured an oxygen atmosphere from a world other than Earth.

Cassini spots giant snowballs in Saturn's rings

New pictures from NASA’s Cassini spacecraft show 12-mile-wide snowballs forming in one of Saturn's rings.

NASA spots giant 'propellers' in Saturn's rings

NASA's Cassini spacecraft has discovered a new class of moons in the rings of Saturn that create distinctive propeller-shaped gaps in ring material.

Team creates precursors of life in Titan-like environment

Scientists have created organic macromolecules by zapping a Titan-like atmosphere with UV rays. The discovery supports the idea that the moon of Saturn could support life.   

Life on Titan? It stinks, says scientist

If there really is life on saturn's moon Titan, it's likely to be smelly and explosive, according to astrobiologist William Bains.

Saturn's rings aren't as peaceful as they look

Saturn's rings aren't as neat and tidy as they appear, new observations from NASA's Cassini spacecraft show.

The Oceans of Enceladus, and Some Musings on ET Life

Business is humming if you’re in the business of extra-solar planets, exobiology or exoenvironmental studies.

Hubble captures Saturn's northern and southern lights

The Hubble space telescope has for the first time snapped the flickering aurorae that light up both of Saturn's poles.