Solar System Exploration
April 3, 2019
Credit: NASA's Goddard Space Flight Center
As millions of people observed the total lunar eclipse on October 8, 2014, MESSENGER was also watching from Mercury.
Lunar Eclipse From Mercury
Keeping a close watch on the outer portion of Saturn's B ring, NASA's Cassini spacecraft records the complex inward and outward movement of the edge of the ring.
Galactic Behavior for the Outer B Ring
With fingers crossed and eyes wide open, sci-fi fans and scientists savor the joys of discovery...at Iapetus.
Backstage Pass to Iapetus (2007)
The Cassini mission’s epic 13-year exploration of Saturn is coming to a close. On Sept. 15, the spacecraft will make a planned plunge into the atmosphere of Saturn in order to protect pristine icy ...
A Journey's End
Sungrazing comets are a special class of comets that come very close to the sun at their nearest approach, a point called perihelion.
What is a Sun-Grazing Comet?
This animation glides along the shoreline of Ontario Lacus, the largest lake on the southern hemisphere of Saturn’s moon Titan.
Flying Over Ontario Lacus
This animated graphic shows how Saturn and its moon Enceladus are electrically linked.
Saturn and Enceladus Electrical Link
Hi, Everyone! My name's Morgan. My favorite topic is Enceladus.
Scientist for a Day Option 1: Enceladus
Great Red Spot
Great Red Spot
Sir Arthur C. Clarke's video greeting to NASA's Jet Propulsion Laboratory for Cassini's first close Iapetus flyby in 2007.
Sir Arthur C. Clarke's 2007 Iapetus Flyby Greeting
On June 30, 2004 (PDT), as mission controllers at NASA’s Jet Propulsion Laboratory held their collective breath, the international Cassini-Huygens mission successfully arrived in orbit around Saturn.
Flashback: Cassini Arrival at Saturn
This movie captured by NASA'S Cassini spacecraft shows a south polar vortex, or a swirling mass of gas around the pole in the atmosphere, at Saturn’s moon Titan.
Titan's South Polar Vortex in Motion
Watch the NASA-JPL press briefing announcing Cassini's final orbits recorded at JPL on April 4, 2017.
Grand Finale Preview Press Conference (April 4, 2017)
An aurora, shining high above the northern part of Saturn, moves from the night side to the day side of the planet in this movie recorded by Cassini.
Northern Aurora in Motion
New science, mined from the archives. Data from NASA's Galileo orbiter launched a generation ago yields new evidence of plumes, eruptions of water vapor, from Jupiter's moon Europa.
Re-analyzing Old Data Reveals New Evidence at Europa
Amateur video: Follow the Cassini spacecraft during its journey to and near Saturn.
The Cassini Journey
This graphic shows a 3-D model of 98 geysers whose source locations and tilts were found in a Cassini imaging survey of Enceladus' south polar terrain by the method of triangulation.
Geyser Basin in 3-D (video)
We know what the Red Planet looks like from the outside – but what's going on under the surface of Mars?
Mars in a Minute: What's Inside Mars?
This movie, made from images obtained by NASA’s Cassini spacecraft of the outer edge of Saturn’s B ring, reveals the combined effects of a tugging moon and oscillations that can naturally occur in ...
Oscillations at B Ring Edge
Cassini scientist Dr. Kevin Baines discusses Saturn's Cyclones.
Kevin Baines on Saturn's Cyclones
RTG fit and test
RTG fit and test
What can you see in the March sky? Jupiter and other planets in the morning, the start of spring with the spring equinox and viewing an open star cluster called the Beehive.
What's Up: March 2019 Skywatching from NASA
Io Color Eclipse
Io Color Eclipse
This animation shows the Cassini-Huygens spacecraft being captured in orbit at Saturn in 2004.
Cassini Tour Beginning
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Engineers for NASA's Voyager 2 spacecraft are working to return the mission to normal operating conditions after one of the spacecraft's autonomous fault protection routines was triggered.
Voyager 2 Engineers Working to Restore Normal Operations
NASA’s Parker Solar Probe began its fourth solar encounter on Jan. 23, at a distance of about 23.3 million miles from the Sun’s surface.
Parker Solar Probe Prepares for New Science, New Records on Fourth Solar Orbit
Preliminary results indicate that NASA’s OSIRIS-REx spacecraft successfully executed a 0.4-mile (620-m) flyover of site Nightingale yesterday as part of the mission’s Reconnaissance B phase activities.
OSIRIS-REx Completes Closest Flyover of Sample Site Nightingale
NASA has finalized the first 16 science experiments and technology demonstrations, ranging from chemistry to communications, to be delivered to the surface of the Moon under the Artemis program.
First Commercial Moon Delivery Assignments to Advance Artemis
Launched in 2003, Spitzer revealed previously hidden features of known cosmic objects and led to discoveries and insights spanning from our own solar system to nearly the edge of the universe.
NASA Celebrates the Legacy of the Spitzer Space Telescope
NASA is exploring technologies that could grow structures out of fungi to become our future homes in the stars, and perhaps lead to more sustainable ways of living on Earth as well.
Could Future Homes on the Moon and Mars Be Made of Fungi?