Solar System Exploration
By the Numbers
By the Numbers
JPL's lucky peanuts are an unofficial tradition at big mission events.
What Are JPL's Lucky Peanuts?
Hubble observations of Europa have revealed the presence of persistent water vapor – but, mysteriously, only in one hemisphere.
Hubble Finds Evidence of Persistent Water Vapor in One Hemisphere of Europa
The next full Moon is the Hunter's Moon, the Travel Moon, and the Lucy Moon.
Full Moon Guide: October - November 2021
Winds in the outermost "lane" of Jupiter's Great Red Spot are accelerating – a discovery made possible by Hubble.
Hubble Shows Winds in Jupiter's Great Red Spot Are Speeding Up
In 2023, NASA’s Volatiles Investigating Polar Exploration Rover (VIPER) will land near the western edge of the Nobile Crater at the Moon’s South Pole.
NASA's Artemis Rover to Land Near Nobile Region of Moon's South Pole
The rover will be delivered to the Moon's surface in late 2023. VIPER is the first resource-mapping mission on the surface of another celestial body.
NASA to Announce Landing Site for Artemis Lunar Robotic Rover
The Next Full Moon is the Harvest Moon, the Fruit Moon, the Barley Moon, and the Corn Moon.
Full Moon Guide: September - October 2021
This page showcases our resources for those interested in learning more about Jupiter.
The Next Full Moon is a Blue Moon, and is also known as the Hungry Ghost Moon.
Full Moon Guide: August - September 2021
Juno used its infrared instrument during recent flybys of Ganymede to create this map a decade after Juno’s launch.
NASA's Juno Celebrates 10 Years With New Infrared View of Moon Ganymede
This week in 2011, the Juno mission to Jupiter launched from NASA’s Kennedy Space Center aboard an Atlas V-551 rocket.
This Week in NASA History: Juno Mission to Jupiter Launches
The shadows cast by the roughness of the Moon’s surface create small cold spots for water ice to accumulate even during the harsh lunar daytime.
NASA Study Highlights Importance of Surface Shadows in Moon Water Puzzle
For the first time, astronomers have uncovered evidence of water vapor in the atmosphere of Jupiter's moon Ganymede.
Hubble Finds First Evidence of Water Vapor at Jupiter's Moon Ganymede
NASA has selected SpaceX to provide launch services for Earth’s first mission to conduct detailed investigations of Jupiter's moon Europa.
NASA Awards Launch Services Contract for Europa Clipper Mission
The next full Moon goes by many names including the Buck Moon.
Full Moon Guide: July – August 2021
The probe flew closer to Jupiter's largest moon, Ganymede, than any other spacecraft in more than two decades.
Ride With Juno As It Flies Past the Solar System's Biggest Moon and Jupiter
A puzzler about the gas giant’s intense northern and southern lights has been deciphered.
40-Year Mystery Solved: Source of Jupiter's X-Ray Flares Uncovered
Scientists are studying the effects of small impacts on Europa’s surface as they prepare to explore the distant moon with the Europa Clipper.
Surface of Jupiter's Moon Europa Churned by Small Impacts
The spacecraft flew closer to Jupiter’s largest moon than any other in more than two decades, offering dramatic glimpses of the icy orb.
See the First Images NASA's Juno Took As It Sailed by Ganymede
The first of the gas-giant orbiter’s back-to-back flybys will provide a close encounter with the massive moon after over 20 years.
NASA's Juno to Get a Close Look at Jupiter's Moon Ganymede
Jupiter’s moon Europa has an icy crust covering a global ocean. The rocky layer beneath may be hot enough to melt, leading to undersea volcanoes.
Europa's Interior May Be Hot Enough to Fuel Seafloor Volcanoes
On April 15, 2021, NASA’s Juno spacecraft captured the intriguing evolution of “Clyde’s Spot.”
Juno Returns to "Clyde's Spot" on Jupiter
A technique for scanning Mars rocks for microscopic fossils is also being developed to hunt for microbes on Enceladus, Titan, and Europa.
Probing for Life in the Icy Crusts of Ocean Worlds
The spacecraft will use multiple flybys of the moon to investigate the habitability of this ocean world.
NASA's Europa Clipper Builds Hardware, Moves Toward Assembly
Set to launch next year, the agency’s Psyche spacecraft will explore a metal-rich asteroid in the main asteroid belt between Mars and Jupiter.
NASA Begins Final Assembly of Spacecraft Destined for Asteroid Psyche