Jupiter

Latest about Jupiter

Artist's illustration with Juno on the left and a close up of Jupiter on the right.

Jupiter missions: Past, present and future

By Daisy Dobrijevic published

Reference A rundown of every mission to Jupiter past to present, as well as the new ones on the horizon.

Reference
Jupiter against the black backdrop of space. Horizontal bands of orange, brown and beige cover the planet. Blue ribbons of light are auroras at the top of the planet and the Great Red Spot can be seen towards the lower right of the image as a rusty red circle.

Jupiter: A guide to the largest planet in the solar system

By Charles Q. Choi last updated

Reference Jupiter is the biggest planet in the solar system and has 79 moons. Learn more about the gas giant in our ultimate guide.

Reference
A view of Jupiter's moon Europa captured by NASA's Juno mission during its Sept. 29, 2022, close flyby at the moon. The spacecraft was 945 miles (1,500 kilometers) above the moon's surface when the image was taken.

Jupiter moon Europa's buried ocean may alter rotation of its icy shell

By Andrew Jones published

The vast, swirling ocean within Jupiter's moon Europa may be affecting the rotation of its icy crust, scientists say.

Jupiter
A color view of the Jovian moon Europa captured by NASA's Galileo spacecraft in the late 1990s.

Newly discovered type of salt could explain the mystery of Europa's ice cracks

By Robert Lea published

Jupiter's moon Europa is crisscrossed with red streaks that have chemical compositions like nothing on Earth. The discovery of a new type of salt ice may finally solve this mystery.

Jupiter
An illustration of Jupiter and its four largest moons.

New auroras detected on Jupiter's four largest moons

By Robert Lea published

The four largest moons of Jupiter - Io, Europa, Ganymede, and Callisto - have newly discovered auroras that can be seen in visible light.

Jupiter
ESA’s Jupiter Icy Moons Explorer (JUICE) spacecraft being unpacked at Europe’s Spaceport in French Guiana.

Europe's JUICE Jupiter spacecraft arrives at spaceport ahead of April launch

By Andrew Jones published

The European Space Agency's Jupiter Icy Moons Explorer (JUICE) spacecraft has arrived at Europe's Spaceport in French Guiana for the final preparations for launch.

Jupiter
The European Space Agency's JUICE spacecraft entering thermal testing.

Europe's JUICE mission to Jupiter's moons preparing for April 14 launch

By Andrew Jones published

Europe's mission to explore three icy moons of Jupiter is all set to begin its voyage to the outer solar system.

Jupiter
An illustration of the surface of Jupiter's moon, Io, the most volcanic body in the solar system

Massive, months-long volcanic eruption roils Jupiter's moon Io

By Robert Lea published

Jupiter's moon Io is the most volcanic body in the solar system, with outbursts occurring yearly. A particularly large volcanic eruption was spotted in the fall of 2022.

Jupiter
An illustration of a hot Jupiter orbiting its parent star closely.

Newfound 'hot Jupiter' exoplanet celebrates New Year's every 5 days

By Robert Lea published

A newly discovered hot Jupiter exoplanet located 530 light years from Earth experiences a new year every five days and has a blisteringly hot surface temperature of around 2240 degrees Fahrenheit.

Jupiter
montage New Horizons images of Jupiter and Io

Jupiter's 10 most massive mysteries

By Elizabeth Howell published

Reference Jupiter has come under close spacecraft scrutiny for more than 50 years. But the gas giant still has a host of secrets.

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