12 March 2015, 05:36 PM ET
Titan is probably the least inhospitable place in the outer solar system, but remember to bring oxygen and warm clothing.
10 March 2015, 05:01 PM ET
Titan is one of the most habitable places for humans in the solar system, while Enceladus is one of the best places to look for life.
10 March 2015, 03:42 PM ET
Even 100,000 million miles away, NASA’s New Horizons probe has begun delivering unprecedented views. The mission's principal investigator Dr. Alan Stern tells Space.com just how much better the imagery will be.
09 March 2015, 07:00 AM ET
The atmosphere of Saturn's huge moon Titan may have been generated within the satellite as a consequence of hydrothermal activity, Data from Europe's Huygens lander suggests.
26 February 2015, 09:40 AM ET
The Gemini Twins and a dimmer Cancer constellation make their way into the night sky in March.
18 February 2015, 12:04 PM ET
A robotic submarine could explore the methane seas on Titan, Saturn's largest moon. See how space technology and NASA are working to make this a reality.
12 February 2015, 06:03 PM ET
The moon is home to liquid methane seas. In an animation developed for the NASA's Innovative Advanced Concepts (NIAC) program, a submersible is used to study the shoreline and liquid methane depths.
05 February 2015, 04:25 PM ET
Jupiter will dazzle all night long for the entire month, and if you’re awake in the early morning hours, look for the ringed wonder, Saturn. Skywatchers will also have good opportunuties to see Mercury, Venus and Mars this month.
05 February 2015, 11:24 AM ET
The Hubble Space Telescope’s Wide Field Camera caught Io, Callisto and Europa and their shadows passing across the face of Jupiter on Jan. 23rd, 2015, which happens only once or twice per decade.
04 February 2015, 09:45 PM ET
Titan is the only moon in the solar system with a thick atmosphere. See more Titan facts here.
03 February 2015, 07:44 AM ET
A newly discovered exoplanet's ring system puts Saturn's collection to shame. What's more, a large gap in the rings suggests the presence of at least one Earth- or Mars-size exomoon.
15 January 2015, 04:31 PM ET
Early Friday morning, if skies are clear, you have a good chance to catch sight of a lovely waning crescent moon pairing off with the ringed wonder of the solar system: the planet Saturn.
14 January 2015, 03:38 PM ET
Ten years ago today (Jan. 14), humanity got its first up-close look at Saturn's huge moon Titan, a bizarre, frigid world that may be capable of supporting life as we know it.
14 January 2015, 01:28 PM ET
For the probe landing’s 10th anniversary, a new sequence has been rendered from Huygens’ Descent Imager/Spectral Radiometer (DISR) data. The craft landed on Saturn’s largest moon on 14 Jan 2005.
13 January 2015, 07:30 AM ET
Researchers were able to pinpoint the Saturn system's center of mass, or barycenter, within about 2 miles — a 50-fold improvement over the best estimates provided by ground-based telescopes, NASA officials said.
11 January 2015, 09:00 AM ET
Getting a handle on what rocky worlds in our solar system would look like from afar will give us a basis for comparison as we seek out distant, habitable exoplanets.
05 January 2015, 01:42 PM ET
Skywatchers will be treated to a fascinating ballet of the so-called Galilean moons throughout the month, as the satellites pass one another, sometimes blocking (occulting) or casting shadows (eclipsing) and casting shadow onto Jupiter’s cloud tops.
25 December 2014, 08:20 AM ET
While lights decorating Christmas trees twinkle indoors, the stars of the Christmas sky shine brightly during the last week of 2014.
18 December 2014, 05:43 PM ET
This week the celestial clock marks two milestones: Saturn's move into the morning sky and the winter solstice. Here's how to see Saturn and the moon before dawn on Dec. 19, then the winter solstice on Dec. 21.
12 December 2014, 07:55 AM ET
These maps shine a new light on Saturn's six major icy moons — Mimas, Enceladus, Tethys, Dione, Rhea and Iapetus.
10 December 2014, 05:00 PM ET
The first color maps of Saturn's moons using data from Cassini spacecraft have been created.
08 December 2014, 04:57 PM ET
The towering dunes on Saturn's largest moon, Titan, which are similar to the sandy hills of the Sahara, are not formed continuously over time, but by short, powerful rogue winds, researchers say.
04 December 2014, 05:10 PM ET
The way we define life has consequences for the search for life on other worlds such as Mars, Jupiter's moon Europa and the Saturn satellite Enceladus.
02 December 2014, 11:00 AM ET
With luck, skywatchers can catch sight of the five brightest planets in the sky this month. Mercury, Mars, Venus, Saturn and Jupiter should all be on display.
27 November 2014, 07:12 AM ET
Titan's "prebiotic" environment consists of molecules that could be a precursor to life.
25 November 2014, 05:14 PM ET
Neptune is the farthest planet from the sun and was the first to be predicted before it was discovered.
21 November 2014, 04:00 PM ET
See images of the ringed planet from NASA's Cassini spacecraft in orbit around Saturn.
21 November 2014, 10:40 AM ET
The morning sky will play host to a spectacular gathering of solar system objects grouped closely together tomorrow (Nov. 22), but it won't be easy for observers on Earth to see it.
21 November 2014, 07:00 AM ET
Binary Earth-size planets that orbit each other might exist around distant stars, researchers say. Simulations suggest such worlds can begin circling each other after slow, grazing collisions.
20 November 2014, 04:13 PM ET
A stunning new picture of Saturn's clouds shows swirls of mixing material, like cream whirling through coffee.
17 November 2014, 02:18 PM ET
The Great Red Spot on Jupiter's face is secretly dull in color. But the swirling storm looks crimson thanks to something like a cosmic "sunburn." Gases in Jupiter's upper atmosphere turn reddish when they're hit with sunlight, scientists say.
14 November 2014, 12:59 AM ET
Jupiter is the largest planet in our solar system, and is known for its many moons, its dangerous radiation belt and its iconic Great Red Spot.
11 November 2014, 07:46 AM ET
Get up early or stay out late to see some of the brightest planets in the night sky this month. The elusive planet Mercury begins November with its best morning apparition for 2014.
11 November 2014, 07:00 AM ET
Radar measurements made by NASA's Saturn-orbiting Cassini probe along a 25-mile-long (40 kilometers) stretch of Kraken Mare's eastern shore reveal depths ranging from 66 to 115 feet (20 to 35 m), researchers said.
05 November 2014, 01:14 PM ET
An amazing new photo taken by a NASA probe shows Saturn and its large moon Titan shining as pretty crescents in deep space.
28 October 2014, 07:00 AM ET
In a celestial surprise, NASA's Cassini spacecraft has identified clouds of methane ice high in the stratosphere of Saturn's huge