Solar System Exploration
RTG fit and test
September 17, 2004
RTG fit and test
Jupiter is at its biggest and brightest, Mercury and Mars appear ultra-close after sunset for two nights and how you can observe the Moon's tilted orbit.
What's Up: June 2019 Skywatching Tips from NASA
Everyone likes to check the weather in a far away destination before they travel there. This is especially true for spaceflight, where the destination may be where no one has gone before.
Space Weather to the Edge of the Solar System
Annette and Alden Tombaugh, the children of Clyde Tombaugh, remember their father and his discovery of Pluto.
Video: Reflections on Clyde Tombaugh
This movie was built with data collected during the 147-minute plunge through Titan's thick orange-brown atmosphere to a soft sandy riverbed by the European Space Agency's Huygens Descent Imager/Sp...
A View from Huygens
Ranger 9 was the last of the Ranger series of spacecraft launched in the 1960s to explore the moon and was designed to image and impact the moon's crater Alphonsus. This video from 1965 includes im...
On unexplored worlds, the sound of science is a harmonious melody of chimes, clicks and mechanical whirrs.
Musical Descent to Titan
A new video from NASA's Dawn spacecraft takes us on a flyover journey above the surface of the giant asteroid Vesta.
Vesta False Color Shape Model
Cassini mission leads Earl Maize and Linda Spilker talked about the spacecraft's epic journey and science - and the exciting two-part grand finale.
Revealing Saturn: Cassini's Grand Finale (Video)
This rotating mosaic of asteroid Bennu is composed of 40 images captured by the PolyCam imager onboard NASA’s OSIRIS-REx spacecraft over a four-hour period on Dec. 2, 2018.
Asteroid 101955 Bennu Rotating
This video shows the scientists' best guess to date of what the surface of the protoplanet Vesta might look like.
This sequence of images shows the Sun from its surface to its upper atmosphere and in order of temperature from the first one at 6,000 degrees C on the surface out to about 10 million degrees C.
From Hot to Hottest
This animation illustrates Jupiter's magnetic field.
Jupiter's Magnetic Field
This animated sequence of images, captured by NASA's Cassini spacecraft, shows changes in the brightness of the Enceladus plume during a 6.5-hour observation.
Changing View of the Enceladus Plume
Dark spokes dance around Saturn's B ring in this series of movies comprised of images taken with Cassini's wide-angle camera.
'Tis the Season for Spokes
The animation archived on this page shows the geocentric phase, libration, position angle of the axis, and apparent diameter of the Moon throughout the year 2017, at hourly intervals.
Moon Phase and Libration, 2017
This computer-generated animation shows all of Cassini's orbits - affectionaly called the "ball of yarn" by mission planners.
The Ball of Yarn: Cassini's Orbits
With fingers crossed and eyes wide open, sci-fi fans and scientists savor the joys of discovery...at Iapetus.
Backstage Pass to Iapetus (2007)
NASA's Cassini spacecraft has spotted a glowing patch of ultraviolet light near Saturn's north pole that marks the presence of an electrical circuit that connects Saturn with its moon Enceladus.
Movie of Enceladus 'Footprint' on Saturn
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.
Before a Veiled Rhea
This video highlights Dawn's top accomplishments during its orbit around the giant asteroid Vesta.
Dawn's Greatest Hits at Vesta
The flight over Charon begins high over the hemisphere New Horizons saw on its closest approach, then descends over the deep, wide canyon of Serenity Chasma.
Flyover: Pluto Moon Charon
Spacecraft at JPL
Spacecraft at JPL
The beauty and spectacle of celestial motion is captured in this short movie of a moon shadow darting across Saturn's rings.
Moon Shadow in Motion
NASA's Cassini scientists waited years for the right conditions to produce the first movie that shows lightning on another planet - Saturn.
Recent findings have led scientists to believe Saturn's moon Titan may have a volcano.
Possible Titan Volcano
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On Nov. 12, 2019, NASA’s Parker Solar Probe team released scientific data collected during the spacecraft’s first two solar orbits to the general public.
First Parker Solar Probe Science Data Released to Public
In a fitting tribute to the farthest flyby ever conducted by spacecraft, the Kuiper Belt object 2014 MU69 has been officially named Arrokoth, a Native American term meaning “sky” in the Powhatan/Algonquian language.
Far, Far Away in the Sky: New Horizons Kuiper Belt Flyby Object Officially Named 'Arrokoth'
A new paper identifies a ring of minerals at the rover's landing site that are ideal for fossilizing microbial life.
NASA's Mars 2020 Will Hunt for Microscopic Fossils
Scientists have found that oxygen in the air above Gale Crater on Mars behaves in a way that, so far, cannot be explained through any known chemical processes.
With Mars Methane Mystery Unsolved, Curiosity Serves Scientists a New One: Oxygen
From our perspective on Earth, Mercury looked like a tiny black dot gliding across the Sun’s face.This only happens about 13 times a century.
Mercury Transit in Pictures
The Lunar IceCube mission, led by Morehead State University in Morehead, Kentucky, will study water distribution and interaction on the Moon.
Lunar IceCube Mission to Locate, Study Resources Needed for Sustained Presence on Moon