Solar System Exploration
Unveiling Rogue Planets
August 31, 2020
Unveiling Rogue Planets
Learn more about black holes, how to find them and how to stay safe should you ever get a chance to visit one.
Guide To Black Hole Safety
This video shows the James Webb Space Telescope's mirrors during their long string of tests, from individual segments to the final tests of the assembled mirror.
Webb Mirror Beauty
Rotating asteroids have a tough time sticking to their orbits. Their surfaces heat up during the day and cool down at night, giving off radiation that can act as a sort of mini-thruster.
How Sunlight Pushes Asteroids
What has Perseverance accomplished since landing on Mars in February 2021? Surface Operations Mission Manager Jessica Samuels reflects on a year filled with groundbreaking discoveries.
NASA's Perseverance Mars Rover Milestones - 2021 Year in Review
What are some skywatching highlights in June 2021? Catch Saturn and Jupiter in the morning, and the constellation Scorpius after dark! Plus skywatchers in the Northeast U.S., Eastern Canada, and No...
What's Up: June 2021 [Video]
Surrounding Earth is a giant magnetic field called the magnetosphere. Its shape is defined not only by the planet's north and south magnetic poles, but also by a steady stream of particles coming i...
Modeling Earth's Magnetism
What can you see in the February sky? Stars and planets with distinct red and blue colors, like Mars and Sirius.
What's Up: February 2019 Skywatching from NASA
This infrared movie from NASA's Cassini mission shows the churning of the curious six-sided jet stream at Saturn's north pole known as "the hexagon."
Hexagon in Silhouette
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)
NASA's twin GRAIL spacecraft have new names, thanks to some enthusiastic 4th graders from Montana, who reveal the names in dramatic fashion.
Students Choose Spacecraft Names
Great Dark Spot
Great Dark Spot
SDO collected images of the rarest predictable solar event—the transit of Venus across the face of the Sun in 2012.
Venus Transit Across the Sun (2014)
See all the planets, plus mission updates from comet and asteroid missions Dawn and Rosetta.
Whats Up? February 3, 2014
On October 15, 1997, the Cassini–Huygens spacecraft was launched on an almost 7-year journey to the Saturn system.
NASA's Director of Planetary Science, Jim Green, discusses the Jan. 20 Astronomical Journal science paper that points to the possibility of a new "Planet 9" in our solar system beyond Pluto.
A New Planet in our Solar System? NASA Takes a Look
The Sun as seen in multiple wavelengths of light by NASA's Solar Dynamics Observatory over four days in August 2018.
The Sun in Multiple Wavelengths
How can you communicate with Mars spacecraft when the Sun is in the way? Learn more about 'solar conjunction' in this 60-second video.
Mars in a Minute: What Happens When the Sun Blocks our Signal?
The Sun emitted a significant solar flare on Dec. 19, 2014.
Holiday Lights on the Sun: Imagery of a Solar Flare
Cassini stares deep into the swirling hurricane-like vortex at Saturn's south pole, where the vertical structure of the clouds is highlighted by shadows.
Looking Saturn in the Eye
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
In this Voyager Update from the night of the Neptune encounter (25 August 1989), now Voyager Project Manager, Suzy Dodd speaks with such guests as Jay Holberg and Bill Kurth concerning the Voyager ...
Voyager 2 Neptune Encounter with Suzy Dodd
Episode 1: What is a dwarf planet?
Space Shorts: What is a Dwarf Planet?
This image shows that NASA's Dawn mission detected abundances of hydrogen in a wide swath around the equator of the giant asteroid Vesta. The hydrogen probably exists in the form of hydroxyl or wat...
Hydrogen Hotspots on Vesta
This video highlights Dawn's top accomplishments during its orbit around the giant asteroid Vesta.
Dawn's Greatest Hits at Vesta
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By identifying clouds in data collected by NASA’s Mars Reconnaissance Orbiter, the public can help scientists.
Help NASA Scientists Find Clouds on Mars
NASA has announced that the Psyche asteroid mission will not make its planned 2022 launch attempt.
NASA Announces Launch Delay for Psyche Asteroid Mission
Hubble captured this massive galaxy cluster, called Abell 1351, with its Wide Field Camera 3 and Advanced Camera for Surveys.
Hubble Captures a Galactic Menagerie
Astronomers discovered the rocket body heading toward a lunar collision late last year. Impact occurred on March 4. LRO spotted the crater.
NASA's Lunar Reconnaissance Orbiter Spots Rocket Impact Site on Moon
The map, to be released in batches over six months, covers most of the planet, revealing dozens of minerals found on the surface.
NASA Mars Orbiter Releasing One of Its Last Rainbow-Colored Maps
Striking rock formations documented by the rover provide evidence of a drying climate in the Red Planet’s ancient past.
NASA's Curiosity Captures Stunning Views of a Changing Mars Landscape