Solar System Exploration
Great Dark Spot
September 17, 2004
Great Dark Spot
See highlights from the scene at JPL on April 26-27, 2017, and some of the first raw images the spacecraft sent back from its closest-ever look at Saturn’s atmosphere.
Cassini's First Dive Between Saturn and Its Rings
Amateur video: Follow the Cassini spacecraft during its journey to and near Saturn.
The Cassini Journey
What's Up for March? Planet-palooza in the morning, a "Sirius" look at the Dog Star, and an evening trio at the end of the month.
What's Up: March 2020 [Video]
This movie from Cassini, made possible only as Saturn's north pole emerged from winter darkness, shows new details of a jet stream that follows a hexagon-shaped path and has long puzzled scientists.
Spring Reveals Saturn's Hexagon Jet Stream
This data visualization represents twenty years' worth of data showing the abundance of life both on land and in the sea.
Earth: Our Living Planet
Perseverance has a twin: Meet OPTIMISM
In this movie, strung together from a series of images provided by the framing camera on NASA's Dawn spacecraft, we see a full rotation of Vesta, which occurs over the course of roughly five hours.
Vesta Full Rotation Movie
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.
Encircling a Giant
Explore the process that Johannes Kepler undertook when he formulated his three laws of planetary motion.
Orbits and Kepler's Laws
This graphic shows in a series of three images how Saturn's rings, after they became tilted relative to Saturn's equatorial plane, would have transformed into a corrugated ring.
Tilting Saturn's Rings
Studying Venus not only teaches us about our own planet, but also about many planets beyond our solar system.
Venus: The Mysterious Planet
To prepare the new Perseverance rover for its big day on Mars, NASA’s Mars 2020 mission team conducted a wide array of tests to ensure a successful entry, descent, and landing at the Red Planet.
Preparing to Land Perseverance
A simplified model of Jupiter's massive magnetic field, known as a magnetosphere.
Jupiter's Magnetic Field Visualization
In this month's sky, look for lovely crescent Moons at the start and end of the month. The September equinox brings the beginning of fall in the Northern Hemisphere. And Mars is at solar conjunctio...
What's Up Video: September 2019 Skywatching Tips from NASA
This short animation created by Cassini's mission planning team shows how a Titan flyby will be used to move the spacecraft's course from orbiting Cassini's outer ring (F ring) to an orbit that tak...
Entering Final Orbits: Cassini's Grand Finale
Sound waves from the nascent universe, called baryon acoustic oscillations (BAOs), left their imprint on the cosmos by influencing galaxy distribution. Researchers have explored this imprint back t...
Echoes of the Universe's Creation
While NASA's Cassini spacecraft was pointed to study Saturn's F ring, it happened to catch a globular star cluster passing through the camera's field of view.
Catching a Cluster of Stars
This animation shows the geocentric phase, libration, position angle of the axis, and apparent diameter of the Moon throughout the year 2019, at hourly intervals. The imagery is based on actual dat...
Moon Phase and Libration, 2019
The volcanic peak Idunn Mons (at 46°S, 214.5°E) in Imdr Regio.
Venus is Alive - Geologically Speaking
This video shows the intriguing Occator Crater on Ceres, home to the dwarf planet's brightest area.
NASA's Dawn Spacecraft Flight Over Occator Crater
A scientist's interpretation and visualization of the January 2005 descent and landing of the European Space Agency’s Huygens probe on Titan.
Descent to Titan
Meet NASA's new Mars rover – Perseverance
This life-like movie sequence captures Saturn's rings during a ring plane crossing--which Cassini makes twice per orbit--from the spacecraft's point of view.
The Great Crossing
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...
Cassini's Ring-Grazing and Grand Finale Orbits
The inside story of Apollo 8's iconic "Earthise" photo.
The Story Behind Apollo 8's Famous Earthrise Photo
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This NASA concept could see robots hang wire mesh in a crater on the Moon’s far side, creating a radio telescope to probe the dawn of the universe.
Lunar Crater Radio Telescope: Illuminating the Cosmic Dark Ages
This May, NASA celebrates the contributions of its Asian American and Pacific Islander (AAPI) employees – past and present.
NASA Celebrates Asian American, Pacific Islander Heritage Month
This was the first direct measurement of the Venusian atmosphere in nearly 30 years — and it looks quite different from Venus past.
NASA's Parker Solar Probe Discovers Natural Radio Emission in Venus' Atmosphere
Ingenuity will explore how aerial scouting and other functions could benefit future exploration of Mars and other worlds.
NASA's Ingenuity Mars Helicopter to Begin New Demonstration Phase
This new Hubble image of the Necklace Nebula uses advanced processing techniques to create an improved and fresh view of this intriguing object.
Hubble Views a Dazzling Cosmic Necklace
Windy regions high in the atmosphere can transport pollutants like dust or soot thousands of miles around the world and disrupt everyday life.
In a First, Scientists Map Particle-Laden Rivers in the Sky