Solar System Exploration
Vibrating Aerosol Molecules on Titan (close up)
June 11, 2014
+ Unannotated Version This image from NASA's Cassini spacecraft shows an ancient southern sea that used to sprawl out near the south pole of Saturn's moon Titan. In an annotated version, the red...
Outline of an Ancient Sea on Titan -- Annotated
Images from the magnetospheric imaging instrument and the ion and neutral camera onboard the Cassini spacecraft reveal aspects of the interactions between Saturn's dynamic population of hot energet...
Neutral Gas Cloud Around Titan
An unprecedented space fleet tracked comet ISON.
How NASA Space Assets Observed Comet ISON
The minimum concentration of ozone above Antarctica from 1979 to 2013.
Repairing the Ozone Hole
This series of maps of Saturn's moon Iapetus shows how a computer model of migrating ice can explain most features of Iapetus' global appearance. The model starts with Iapetus uniformly covered in ...
Thermal Runaway Model
Geysers on Saturn's little moon Enceladus are throwing off Saturn's internal clock, making it hard to measure the length of the Saturn day. Credit: NASA/JPL
Enceladus Geysers Mask the Length of Saturn's Day
This is an artist's concept of Saturn's rings and major icy moons. Saturn's rings make up an enormous, complex structure. From edge-to-edge, the ring system would not even fit in the distance be...
Happy St. Patrick's Day from the Cassini Solstice mission. Credit: NASA/JPL
Happy St. Patrick's Day 2012
During its final months, the Cassini spacecraft will climb repeatedly high above the planet’s north pole and then dive between the planet and the innermost edge of its dazzling rings.
Orbit Plot: Cassini Grand Finale (Artist's Concept)
In the decade since NASA’s Cassini delivered ESA’s Huygens probe to the hidden surface of Titan, our knowledge of Saturn’s largest moon has grown by leaps and bounds.
10th Anniversary of Huygens Arrival at Titan
This is an artists concept of Cassini during the Saturn Orbit Insertion (SOI) maneuver, just after the main engine has begun firing. The spacecraft is moving out of the plane of the page and to the...
Saturn Orbit Insertion
To create the first global, topographic map of Saturn's moon Titan, scientists analyzed data from NASA's Cassini spacecraft and a mathematical process called splining. This method effectively uses ...
Two Views of Titan's Topography
This still is from a short computer-animated film that highlights Cassini's accomplishments and Saturn and reveals the science-packed final orbits between April and September 2017.
Entering Atmosphere 2
This whimsical travel poster imagines a future regatta where explorers recreate Voyager 1 and 2's historic Grand Tour of the outer solar system.
The Grand Tour: Visions of the Future Poster
This diagram created by Cassini's mission planning team shows how navigators use Titan flybys to shape Cassini's orbits.
Ring-Grazing and Grand Finale Orbits with Titan
The University of Arizona's commemorative poster celebrating OSIRIS-REx's arrival at asteroid Bennu in December 2018.
OSIRIS-REx Arrival at Bennu Poster
Eight of Cassini's science instruments are planned to be turned on during the final plunge.
Instruments On During Cassini's Final Plunge
Saturn's clouds and hazes at three different levels in the atmosphere are depicted in the image on the right, as observed by the visual infrared mapping spectrometer on the Cassini spacecraft. In ...
A 3-D View of Saturn's Clouds and Hazes
Here’s how the solar wind interacts with a few select planets and other celestial bodies.
The Solar Wind Across Our Solar System
+ Unannotated Version The northern and southern hemispheres of Enceladus are seen in these polar stereographic maps, mosaicked from the best-available Cassini clear-filter images. Each map is...
Enceladus Polar Maps - December 2011 -- North -- Annotated
This graphic summarizes Cassini's 13 years orbiting Saturn, with moon flybys grouped into columns for each phase of the mission.
Cassini's Mission at a Glance
This artist's concept shows "tides" on Titan raised by Saturn's gravity, as detected by NASA's Cassini spacecraft. Saturn's gravitational pull on Titan, its largest moon, varies as Titan orbits ...
Squeezing and Stretching Titan
+ Video Launch Page The window at left shows the field-of-view of the prime instrument during Cassini's flyby Mar. 12, 2008, The right-hand windows show the view from the instrument boresights.
Enceladus Flyby (Fields of View) -- March 12, 2008
Loaded for the Cassini Science League http://saturn.jpl.nasa.gov/news/cassiniscienceleague/science20130917/
Pattern of Cassini spacecraft's well-controlled up-and-down nodding movements
This graphic depicts the interplanetary flight path beginning with launch from Earth on 15 October 1997, followed by gravity assist flybys of Venus (26 April 1998 and 24 June 1999), Earth (18 Augus...
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