11 December 2007, 12:51 PM ET
NASA selects new moon mission to peek at lunar interior.
06 December 2007, 02:01 PM ET
The formation of strange moons in Saturn's rings have baffled scientists.
04 December 2007, 07:00 AM ET
Remastered moon photos 40 provide invaluable moon mission information.
26 November 2007, 06:44 AM ET
Colossal impacts may have bowled over remote, frozen moons
20 November 2007, 01:13 PM ET
Earth's moon is an oddball among planetary systems across the universe.
07 November 2007, 04:48 PM ET
Saturn's radio emissions resemble the 'Forbidden Planet' soundtrack.
05 November 2007, 06:13 AM ET
DSP-23 craft will launch the same day the space shuttle is due to return.
24 October 2007, 01:00 PM ET
The findings are evidence of more "moonlets," scientists say.
15 October 2007, 03:19 PM ET
More than 1,400 scientists marked the 10th anniversary of Cassini-Huygens spacecraft.
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.