Planetary Science Division

Artemis
Artemis 4
Artemis 5
Earth's Moon
Goddard Space Flight Center
Goddard Technology
Johnson Space Center
Missions
NASA Centers & Facilities
NASA Directorates
Planetary Geosciences & Geophysics
Planetary Science
Planetary Science Division
Science Mission Directorate
Technology
NASA has declared “wrenches down” on the first completed payload designed for Artemis astronauts to deploy on the Moon’s surface. Engineers working on NASA’s Lunar Environment Monitoring Station, or LEMS, have completed hardware development and testing and the payload is ready for its permanent home near the lunar South Pole.
Posted August 11, 2026
Goddard Space Flight Center
Mars
Mars Exploration Program
MAVEN (Mars Atmosphere and Volatile EvolutioN)
Missions
NASA Centers & Facilities
NASA Directorates
Planetary Science Division
Planets
Science Mission Directorate
The Solar System
NASA MAVEN (Mars Atmosphere and Volatile Evolution) mission scientists have uncovered a key puzzle piece in understanding certain types of auroras on Mars, finding that they form in a similar way to Earth-based auroras. Results published Thursday in Nature Communications show the same mechanism that circulates and catapults charged particles into E
Posted July 23, 2026
Deep Space Network
Dwarf Planets
Missions
NASA Directorates
New Horizons
Planetary Science
Planetary Science Division
Pluto
Science Mission Directorate
The Kuiper Belt
The Solar System
Uncategorized
Following its longest hibernation period ever of nearly a year, NASA’s New Horizons spacecraft has emerged in good health and is ready to begin transmitting science data gathered in the distant Kuiper Belt far beyond Pluto.
Posted July 7, 2026
Ames Research Center
Ames Research Center's Science Directorate
Astrophysics
Exoplanet Discoveries
Exoplanet Science
Exoplanets
Gas Giant Exoplanets
Planetary Science
Planetary Science Division
Science Mission Directorate
Studying Exoplanets
TESS (Transiting Exoplanet Survey Satellite)
NASA has revealed two new “super-puff” planets, giant worlds so light that their density is comparable to cotton candy. Scientists calculate that these Jupiter-sized planets are the “puffiest” worlds ever found.
Posted June 25, 2026
Asteroids
Goddard Space Flight Center
Lucy
Missions
NASA Centers & Facilities
NASA Directorates
Planetary Science
Planetary Science Division
Science & Research
Science Mission Directorate
The Solar System
Trojan Asteroids
Even small asteroids lead complex lives. During its flyby of the asteroid Donaldjohanson last year, NASA’s Lucy spacecraft revealed the asteroid to be a wobbly, peanut-shaped body that has undergone a lot of activity in its relatively short history.
Posted June 18, 2026
Perseverance (Rover)
Jet Propulsion Laboratory
Mars
Mars 2020
Planetary Science Division
Editor’s note: The text was updated on March 13, 2026, to correct the spelling of the outcrop nicknamed “Arathusa.” NASA’s Perseverance Mars rover recently took a self-portrait against a sweeping backdrop of ancient Martian terrain at a location the science team calls “Lac de Charmes.” Assembled from 61 individual images, the selfie shows Persevera
Posted May 12, 2026
Artemis
Artemis 2
Earth's Moon
Goddard Space Flight Center
Johnson Space Center
Johnson's Mission Control Center
Lunar Science
Planetary Science Division
Science Mission Directorate
The Solar System
NASA’s first Artemis II science officers—Kelsey Young, Trevor Graff, and Angela Garcia—are pioneering a new era of mission operations by integrating advanced lunar science directly into Mission Control. Their work will shape how future Artemis crews observe, analyze, and deepen our understanding of the Moon.
Posted April 3, 2026
Asteroids
Astromaterials
Bennu
Goddard Space Flight Center
Johnson Space Center
OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer)
Planetary Science
Planetary Science Division
In one of the biggest surprises of NASA’s OSIRIS-REx mission, its target asteroid, Bennu, turned out to be a jagged, rugged world covered in large boulders, with few of the smooth patches of sandy or pebbly material scientists had expected based on observations with Earth-based instruments.
Posted March 17, 2026
Space Technology Mission Directorate
Biological & Physical Sciences
Centennial Challenges
Centennial Challenges News
Center of Excellence for Collaborative Innovation (CoECI)
Earth Science Division
Get Involved
Heliophysics
Human Research Program
Mars Campaign Development Division
Marshall Space Flight Center
Opportunities to Contribute to NASA Missions & Get Involved
Planetary Science
Planetary Science Division
Prizes, Challenges, & Crowdsourcing News
Prizes, Challenges, and Crowdsourcing Program
Technology
NASA is getting ready to send four astronauts around the Moon with Artemis II, laying the foundation for sustainable missions to the lunar surface and paving the way for human exploration on Mars. As the agency considers deep space endeavors that could last months or years, it must develop ways to feed astronauts beyond sending […]
Posted January 13, 2026
Dragonfly
Astrobiology
Langley Research Center
Missions
Planetary Science
Planetary Science Division
Science Mission Directorate
The Solar System
Titan
In sending a car-sized rotorcraft to explore Saturn’s moon Titan, NASA’s Dragonfly mission will undertake an unprecedented voyage of scientific discovery.
Posted January 9, 2026
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