15 October 2007, 06:53 AM ET
Contribution of Jovian moon's volcanoes to its atmosphere determined.
11 October 2007, 02:01 PM ET
Astronomers find evidence for morning drizzles made of methane over Titan.
10 October 2007, 01:00 PM ET
Plume jets on Enceladus erupt from cracks on the surface.
08 October 2007, 03:44 PM ET
Astronomers closer to solving mystery of Saturn's moon Iapetus.
05 October 2007, 06:18 AM ET
Brilliant Venus peaks at its current morning apparition next week.
26 September 2007, 06:32 AM ET
Study maps turbulence in Titan's atmosphere and methane ice clouds.
20 September 2007, 06:09 AM ET
Earth crosses the plane of the Uranian rings once every 42 years.
13 September 2007, 01:35 PM ET
Cassini's fly-by of Saturn's walnut-shaped moon Iapetus gathers stunning images.
06 September 2007, 02:00 PM ET
The few minutes could mean a world of difference for understanding the planet.
27 August 2007, 06:57 AM ET
Humanity has known of Saturn since prehistory, but enigmas about this ringed world still abound.
23 August 2007, 02:06 PM ET
For the first time, scientists are seeing the planet's rings free of glare.
22 August 2007, 08:45 PM ET
Saturn's super-fast spin warps an electrified ring surrounding itself.
02 August 2007, 02:00 PM ET
A bright arc could be the source of Saturn's mysterious G-ring.
01 August 2007, 02:41 PM ET
Cassini spacecraft to fly through, sample icy jet of saturnian moon.
30 July 2007, 06:04 AM ET
Mysterious lashes of light on the moon caused by spouts of leaking gas.
23 July 2007, 06:46 AM ET
Radioactive core and super-fast spin created walnut-shaped moon of Saturn.
19 July 2007, 12:13 PM ET
A sixtieth moon of Saturn has been discovered and imaged.
19 July 2007, 06:09 AM ET
It is difficult to build, launch and operate spacecraft on other worlds.
13 July 2007, 06:31 AM ET
Venus has been a prominent evening object since last winter.
04 July 2007, 01:01 PM ET
Studies shed new light on one of our solar system's strangest objects.
29 June 2007, 06:00 AM ET
The goddess of beauty meets the Lord of the Rings
15 June 2007, 06:18 AM ET
Streams of hot gas swirling around Saturn have been traced to two icy moons previously thought to be geologically dead worlds.
12 June 2007, 06:52 AM ET
A desert moon suggests how our planet might end up.
25 May 2007, 06:59 AM ET
With two full Moons this month, the second is blue. Why?
22 May 2007, 03:00 PM ET
Saturnâ€™s largest ring might appear solid when viewed from Earth, but closer inspection by NASAâ€™s Cassini spacecraft reveal it is composed of tightly packed clumps of particles separated by nearly empty gaps.
18 May 2007, 06:03 AM ET
Four naked-eye planets visible beginning about 45 minutes after sundown.
16 May 2007, 01:01 PM ET
Tidal heating of Enceladus might be causing fractures to vent material into space.
08 May 2007, 01:42 PM ET
Giant rotating storms, are the "engine" powering Saturn's jet stream winds.
24 April 2007, 06:01 AM ET
Saturn's icy moon Dione may have much in common with its active sibling Enceladus.
27 March 2007, 01:18 PM ET
One of the most bizarre weather patterns ever spotted has been photographed at Saturn, where astronomers have spotted a huge, six-sided feature circling the north pole.
26 March 2007, 12:21 AM ET
The discovery of a new impact crater on Titan's surface, only the fourth one known, underscores the oddity that the Saturnian moon has so few craters, which leads scientists to believe the moon's surface is fairly young.
22 March 2007, 09:54 PM ET
Geyser activity from Saturn's small moon Enceladus weighs down the big planet's magnetic field so much that the field rotates more slowly than Saturn itself, new observations reveal.
20 March 2007, 03:46 PM ET
Astronomers have created three stunning movies of Saturn and its rings, using special techniques to extend still images taken by the Hubble Space Telescope into moving pictures that show the ringed planet in novel splendor.
13 March 2007, 03:13 PM ET
The Cassini spacecraft has found evidence for seas, likely filled with liquid methane or ethane, in the high northern latitudes of Saturn's moon Titan. One such feature is larger than any of the Great Lakes of North America and is about the same size as s
12 March 2007, 04:59 PM ET
Scientists believe heat from radioactive decay inside a tiny, icy Saturn moon shortly after it formed billions of years ago may explain why geysers are erupting from the surface today.
01 March 2007, 01:33 PM ET
The Cassini spacecraft has captured a fresh view of Saturn from high above the planet's gorgeous rings.