Skip Navigation

Resources

Ocean Worlds: Triton

Active geysers on Triton spew nitrogen gas.
Source: NASA Jet Propulsion Laboratory
Published: April 8, 2015

Active geysers on Triton spew nitrogen gas. A subsurface ocean is unconfirmed.

ENLARGE

Related

+ Viewing options The small moon Mimas passes in front of the larger moon Rhea, which is partly obscured by Saturn's rings, in this movie from NASA's Cassini spacecraft. Observations of mutual m...
More
The small moon Mimas passes in front of the larger moon Rhea which is partly obscured by Saturn's rings in this movie from Cassini.
Before a Veiled Rhea
Incredible swirling details in Saturn's northern clouds can be seen in this dazzling view. Shadows cast by the rings embrace the northern hemisphere. The view looks toward the unilluminated side o...
More
Swirling details in Saturn's northern clouds
Northern Sights
The Cassini spacecraft reveals a remarkable amount of structure in the outer portion of Saturn's A ring. The granular look of the outer edge of the A ring, first discovered soon after Cassini's or...
More
Outer portion of Saturn's A ring
Clumpy Construction
This image of complex patterns on Occator Crater's floor on Ceres was obtained by NASA's Dawn spacecraft on July 5, 2018 from an altitude of about 32 miles (52 kilometers).
More
Complex Patterns on Occator Crater's Floor
Complex Patterns on Occator Crater's Floor
The best view of Saturn's rings in the ultraviolet indicates there is more ice toward the outer part of the rings, than in the inner part, hinting at the origins of the rings and their evolution.
More
Saturn's A Ring From the Inside Out
Saturn's A Ring From the Inside Out
Saturn's chaotically tumbling moon Hyperion is captured in this view. At the top is a 130-kilometer-wide (80-mile) crater seen in some NASA Voyager spacecraft images. Detecting specific features i...
More
Saturn's moon Hyperion
What's the Spin
Huge clouds swirl through the southern latitudes of Saturn where the rings cast dramatic shadows.
More
Saturn
Sizeable Swirls
A meteor streaks across the sky during the annual Perseid meteor shower.
More
Meteor streak across dark sky.
Perseid Meteor 2016
Saturn's atmosphere comes alive with a multitude of dark vortices swirling through the southern hemisphere. Vortices are long-lived features that are part of the general circulation of Saturn's at...
More
Close-up of Saturn showing dark vortices in the southern hemisphere
Vortices Abound
This topographic map from NASA's Dawn mission shows the two large impact basins in the southern hemisphere of the giant asteroid Vesta.
More
South Polar Impacts
South Polar Impacts
This time-lapse video captures a portion of the path that tiny Phobos takes around Mars. 
More
Full view of Mars with Phobos revealed as a series of small dots.
Hubble Sees Phobos Orbiting Mars
ORIGINAL CAPTION: At Launch Complex 40 on Cape Canaveral Air Station, workers are installing three Radioisotope Thermoelectric Generators (RTGs) on the Cassini spacecraft. 
More
Three men install parts on a spacecraft.
Installing a Radioisotope Thermoelectric Generator (RTG)
This temperature map of Saturn's moon Iapetus is constructed from observations of Iapetus's infrared heat radiation taken with the Cassini composite infrared spectrometer instrument during the Dec....
More
Grid showing Iapetus temperatures in various colors.
Iapetus Temperature Map
These raw, unprocessed images of Saturn's moon Dione were taken on Dec. 12, 2011, by NASA's Cassini spacecraft. Although Cassini obtained more detailed images on previous flybys of Dione, this was ...
More
This Dione encounter was intended primarily for Cassini's composite infrared spectrometer and radio science subsystem.
Dione Rev 158 Raw Preview -- Image 5
An artist's concept of the dwarf planet Eris and its moon Dysnomia.
More
An artist's concept of the dwarf planet Eris and its moon Dysnomia.
Eris and Dysnomia (Artist Concept)
This wide-angle image shows the south polar region of Saturn's moon Enceladus and outlines the area covered by the high-resolution mosaic combining data from the imaging science subsystem and compo...
More
This wide-angle image shows the south polar region of Saturn's moon Enceladus and outlines the area covered by the high-resolution mosaic combining data from the imaging science subsystem and composite infrared spectrometer aboard NASA's Cassini spacecraft (PIA11696).
Enceladus' Warm Baghdad Sulcus in Context
This global map elliptical map from NASA's Dawn spacecraft shows the surface of Ceres in enhanced color, encompassing infrared wavelengths beyond human visual range. Some areas near the poles are b...
More
Color Map of Ceres (Elliptical Projection)
Color Map of Ceres (Elliptical Projection)
The cratered and cracked disk of Saturn's moon Dione looms ahead in this mosaic of images taken by Cassini on Oct.11, 2005, as it neared its close encounter with the icy moon. The images used for ...
More
a closeup image of Dione
Dione in Full View
South Polar Turbulence August 30, 2004 Full-Res: PIA06465 Structures in the turbulent cloud bands near Saturn's south pole are visibl...
More
South Polar Turbulence
South Polar Turbulence
                  From the Dark Side December 10, 2004   Full-Res: PIA06529   As Cassini swung around to the dark side of ...
More
From the Dark Side
From the Dark Side
Dwarf planet Ceres is shown in these false-color renderings, which highlight differences in surface materials.
More
An image of the dwarf planet Ceres
Ceres Rotation and Occator Crater
Saturn's Two-Face Moon July 15, 2004 Full-Res: PIA06100 The moon with the split personality, Iapetus, presents a puzzling appearan...
More
Saturn's Two-Face Moon
Saturn's Two-Face Moon
This 3-D image of asteroid Vesta from NASA's Dawn spacecraft shows hills, troughs, ridges and steep craters. You need 3D glasses to view this image.
More
3-D Image of Vesta's Equatorial Region
3-D Image of Vesta's Equatorial Region
This artist's concept shows NASA's Dawn spacecraft arriving at the dwarf planet Ceres, the most massive body in the asteroid belt. Dawn is the first mission to visit a dwarf planet.
More
Dawn's Arrival at Dwarf Planet (Artist Concept)
Dawn's Arrival at Dwarf Planet (Artist Concept)
This image made with data from NASA's Dawn spacecraft shows pit chains on dwarf planet Ceres called Samhain Catenae.
More
Samhain Catenae on Ceres
Samhain Catenae on Ceres

You Might Also Like