Earth's Moon

Celebrate Earth Day 2018 with these images of Earth from afar.

Io in Eclipse

This mosaic strip – extending across the hemisphere that faced the New Horizons spacecraft as it flew past Pluto on July 14, 2015 – now includes all of the highest-resolution images taken by the NA...

The four changes of the seasons, related to the position of sunlight on the planet, are captured in this view from geosynchronous Earth orbit by EUMETSAT's Meteosat-9 satellite. 

The beauty and spectacle of celestial motion is captured in this short movie of a moon shadow darting across Saturn's rings.

Spacecraft Trajectory

This Cassini movie -- the first of its kind -- shows lightning on Saturn's night side flashing in a cloud that is illuminated by light from Saturn's rings.

This time-lapse video captures a portion of the path that tiny Phobos takes around Mars. 

A shortened, 54-second version of Cassini's Grand Finale animation showing the spacecraft's final moments.

What's Up for November? Mercury transits across the Sun, and the dimming of the "Demon star," Algol.

This movie created from images obtained by NASA’s Cassini spacecraft shows a propeller-shaped structure created by a hidden, embedded moon moving through one of Saturn's rings.

Hear about what we know about Titan topics that were investigated early in Cassini’s mission. Learn what questions have baffled and perplexed Cassini scientists for a long while (cough cough cryovo...

What can you see in the December sky? Beautiful pairings of planets and the crescent Moon throughout the month, at sunrise and sunset.

As the moon Enceladus eclipses its neighbor Mimas, Cassini records a scene possible only around the time of Saturn's approaching equinox.

A simplified model of Jupiter's massive magnetic field, known as a  magnetosphere.

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 ...

Great Red Spot

A quick look at how a Bistatic Observation works.

Bob Anderson describes his work as a geologist who helps design and uses robots to collect data about Mars.

This animation shows "beacons" of hot air seen in the infrared that appeared during a great springtime storm on Saturn from January 2011 to March 2012. 

NASA's Cassini scientists waited years for the right conditions to produce the first movie that shows lightning on another planet - Saturn.

A meteor shower produced by debris from Halley's Comet, asteroids named after dinosaurs, and a "blue moon" on May 18th.

NASA's Dawn mission will be the first to explore a dwarf planet on March 6, 2015. This video details the spacecraft's approach and orbit insertion.

These false-color mosaics from NASA's Cassini spacecraft chronicle the changing appearance of the huge storm that developed from a small spot in Saturn's northern hemisphere.

This short animation created by Cassini's mission planning team shows the spacecraft's final orbits - starting with the Ring-Grazing orbits in November 2016 and transitioning to the Grand Finale or...