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

Phoebe is about 220 kilometers (140 miles) in diameter. Earth-based observations indicate Phoebe is almost certainly a captured asteroid, and did not form from the original Saturn nebula as Satur...
More
Phoebe
Phoebe
Six of Saturn's moons orbiting within and beyond the planet's rings are collected in this Cassini spacecraft image. Enceladus (504 kilometers, or 313 miles across) is the largest moon in this imag...
More
Saturn's rings, Enceladus, Janus, Epimetheus, Atlas, Daphnis and Pan
Sextet of Moons
The Cassini spacecraft reveals details on the surface of small, irregularly shaped Helene in this close-up view, obtained during the spacecraft's closest encounter with this moon during its four-ye...
More
Saturn's moon Helene
Helene of Troy
Cassini zooms in, for the first time, on the patchy, bright and dark mountains originally identified in images from the NASA Voyager spacecraft taken more than 25 years earlier. The image was acqui...
More
Iapetus' patchy, bright and dark mountains
The 'Voyager' Mountains
+ View Full Res This raw, unprocessed image of Saturn's moon Enceladus was taken on Oct. 19, 2011. As the spacecraft passed Enceladus, its infrared instruments, cameras and other instruments moni...
More
Enceladus
Enceladus Flyby E-15 (Raw Image #6)
The F ring shows off a rich variety of phenomena in this image from the Cassini spacecraft.
More
The F ring shows off a rich variety of phenomena in this image from the Cassini spacecraft.
F Ring Zoo
In the north, Enceladus' surface appears to be about as old as any in the solar system. The south, however, is an entirely different story.
More
Enceladus' surface
North Pole of Enceladus
This composite, false-color view of Venus' south pole was captured by VIRTIS onboard the European Space Agency's Venus Express.
More
This composite, false-color view of Venus' south pole was captured by VIRTIS onboard the European Space Agency's Venus Express.
Venus' South Pole
The highly reflective moon Enceladus appears as a bright dot beyond a crescent Saturn in this Cassini image.
More
Enceladus appears as a bright dot beyond a crescent Saturn
Brilliant Blip Beyond Saturn
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...
More
Artist's rendition of Saturn Orbit Insertion
Saturn Orbit Insertion -- Artist's Rendition
Dickinson crater on Venus as seen by the Magellan orbiter radar.
More
Impact Crater on Venus
Dickinson Crater on Venus
This stunning false-color view of Saturn's moon Hyperion reveals crisp details across the strange, tumbling moon's surface. 
More
This stunning false-color view of Saturn's moon Hyperion reveals crisp details across the strange, tumbling moon's surface.
Odd World
On Dec. 4, 1973, NASA's Pioneer 10 spacecraft sent back images of Jupiter of ever-increasing size.
More
Sequence of Jupiter getting smaller then larger and vice versa.
Pioneer 10 at Jupiter
Saturn's brightly sunlit moon Rhea commands the foreground in this image from Cassini. The planet's splendid rings are discernible in the background. Rhea is 1,528 kilometers (949 miles) across. ...
More
Saturn's brightly sunlit moon Rhea
Sun-Drenched Rhea
This raw, unprocessed image of Saturn's moon Enceladus was taken during Cassini's Nov. 6, 2011, flyby which passed within about 300 miles (500 kilometers) of the moon's surface. This encounter wa...
More
Enceladus
Enceladus Flyby E-16 (Raw Image #3)
Squinting at this view of Saturn's rings reveals not one but two of the four narrow ringlets in the Encke Gap (325 kilometers, or 200 miles, wide). The innermost of the two ringlets is much bright...
More
a view of four narrow ringlets in the Encke Gap
Clumps for Encke
The transition region from Saturn's moon Iapetus' dark leading hemisphere to its bright trailing hemisphere is a complicated patchwork of craters and highlands, with low elevations filled in by dar...
More
The transition region from Saturn's moon Iapetus' dark leading hemisphere to its bright trailing hemisphere
A Complex Transition
Release of Probe
More
Release of Probe
Release of Probe
This half-lit view of Enceladus bears a passing resemblance to similar views of Earth's own natural satellite, but the similarities end there. Earth's rocky moon is covered in dark, volcanic basins...
More
Enceladus
A Half-Enceladus
This image has not been validated or calibrated. A validated/calibrated image will be archived with the NASA Planetary Data System in 2012. For more information on raw images check out our Freque...
More
Enceladus
Enceladus (Raw Image 5)
Edge waves in the Keeler Gap betray the presence of the embedded moon Daphnis. Though the Cassini spacecraft cannot see Daphnis (7 kilometers, or 4.3 miles across) in this image (because the space...
More
Edge waves in the Keeler Gap
A Dead Giveaway
Janus and Epimetheus continue to separate, following their orbital swap in January 2006. Until 2010, Janus will remain the innermost of the pair, whose orbits around Saturn are separated by only ab...
More
Epimetheus, Janus and the bright A ring ansa, or edge
Epimetheus Falls Behind
This NASA Hubble Space Telescope image of the ringed planet Saturn shows a rare storm that appears as a white arrowhead-shaped feature near the planet's equator. The storm is generated by an upwe...
More
Saturn Storm
Saturn Storm
The Cassini spacecraft images dark spokes on Saturn's B ring. Spokes are radial markings on Saturn's rings that continue to interest scientists, and they can be seen here stretching left to right ...
More
dark spokes on Saturn's B ring
Detailing Dark Spokes
This spectacular image of Saturn's clouds looks obliquely across the high northern latitudes. The Sun is low on the horizon here, making the vertical extent of the clouds easier to see. Cloud bands...
More
Saturn's clouds
Swirling With Shadows

You Might Also Like