25 March 2013, 06:00 AM ET
Photographer Greg Gibbs captured this stunning photo of an airplane cruising in front of the moon and Jupiter.
20 March 2013, 01:02 PM ET
NASA's Voyager 1 and 2 probes launched in 1977 to visit the outer planets of the solar system. After 35 years in space, the twin probes are approaching the edge of our solar system.
20 March 2013, 05:40 AM ET
Titan's northern seas could have winds raging as high as 44 miles an hour.
19 March 2013, 07:00 AM ET
A look at the robotic spacecraft currently sending data home from beyond Earth orbit.
15 March 2013, 07:00 AM ET
The Cassini probe has captured its last up-close images of Rhea, Saturn's second-largest satellite.
14 March 2013, 09:43 AM ET
The seven-year journey to Saturn begins.
04 March 2013, 02:27 PM ET
The Cassini probe's new photos show Venus gleaming over Saturn's massive shoulder.
26 February 2013, 06:22 AM ET
Cassini's observations give scientists a look at processes that occur during star explosions.
25 February 2013, 01:36 PM ET
This March, the Gemini and Cancer constellations will dominate the nights sky, while the planets Jupiter and Saturn will be visibile through telescopes.
12 February 2013, 12:21 PM ET
NASA's Voyager and Galileo missions spotted key evidence of Europa's ocean while studying the icy moon.
08 February 2013, 07:00 AM ET
Scientists have shed new light on how Saturn's largest moon Titan gets its soupy smog.
31 January 2013, 02:18 PM ET
See amazing photos of Saturn's behemoth storm from NASA's Cassini spacecraft.
17 January 2013, 07:00 AM ET
The animation was created using real data from ESA's Huygens probe.
15 January 2013, 09:59 AM ET
A new visualization of data from the Huygens probe, which landed on Saturn's largest moon on January 14, 2005, shows close-ups, multiple angles for a simulated probe's eye view.
14 January 2013, 08:32 AM ET
Find out the facts about Titan's heavy atmosphere, lakes of hydrocarbons and the possibility of life.
14 January 2013, 08:00 AM ET
Floating hydrocarbon ice would make Titan an even more intriguing target for astrobiologists.
05 January 2013, 11:00 AM ET
Skywatchers up before dawn Sunday can watch a celestial dance unfold.
03 January 2013, 06:00 AM ET
A brief rundown of the intrepid spacecraft currently sending data home from beyond Earth orbit.
31 December 2012, 09:04 AM ET
The first month of 2013 features the Auriga constellation, double star Capella, up to 40 Quadrantids per hour during the showers peak, Jupiter and Saturn.
28 December 2012, 01:17 PM ET
NASA's Cassini probe has snapped stunning new views of Saturn and its moons.
21 December 2012, 07:00 AM ET
What to look for in the night sky this holiday season.
20 December 2012, 01:09 AM ET
This stunning space wallpaper shows NASA Cassini spacecraft's glorious view of Saturn, taken while the spacecraft was in Saturn's shadow.
18 December 2012, 02:50 PM ET
NASA's Cassini spacecraft captured the image on Oct. 17.
13 December 2012, 04:50 PM ET
Astronomer Giovanni Cassini discovered four of Saturn's moons, determined the distance from Earth to Mars and made successful measurements of longitude.
13 December 2012, 04:20 PM ET
Researchers are developing a mission that would assess the habitability of the icy satellite.
12 December 2012, 01:27 PM ET
The Cassini spacecraft has snapped imagery of a river similar to, but smaller than, its African counterpart on the Saturn Moon. The 250 mile long river is believed to be filled with liquid hydrocarbons.
12 December 2012, 01:10 PM ET
The hydrocarbon-filled river is more than 250 miles long, researchers say.
07 December 2012, 04:59 PM ET
Look up for three nights starting this Sunday to see the moon, Saturn and Spica together.
06 December 2012, 09:00 AM ET
The Discovery-class mission could be ready to launch by 2020, researchers say.
28 November 2012, 06:44 PM ET
NASA's Cassini mission beamed back stunning imagery of a swirling storm on the ringed planet on November 27th, 2012.
26 November 2012, 06:47 AM ET
Saturn and Venus will bright and appear extremely close together in the pre-dawn Tuesday sky.
21 November 2012, 10:54 AM ET
Saturn and Venus will appear so close they can be seen in the same telescope view.
08 November 2012, 03:31 PM ET
Galileo discovered Io, Ganymede, Europa and Callisto, Jupiter’s four largest moons in 1610. Even today their varied characteristics fascinate astronomers. From giant volcanoes to sub-surface seas, Jupiter's moons are like planets unto themselves.
06 November 2012, 10:54 PM ET
Saturn's moon Mimas appears near Saturn, dwarfed by its parent planet in this space wallpaper.
06 November 2012, 05:22 PM ET
Saturn's gorgeous rings are on display alongside the tiny moon Mimas.
01 November 2012, 10:07 AM ET
This month will see Saturn and Venus come very close to one another in the night sky, the mid-month peak of the Leonid meteor shower, solar eclipse in Australia and more.