Jupiter
Jupiter’s “Stripes” Change Color. Now We Might Know Why
While Jupiter’s Great Red Spot is one of the most well-known spectacles in the solar system, Jupiter’s clouds and stripes…
Juice is Fully Deployed. It’s Now in its Final Form, Ready to Meet Jupiter’s Moons in 2031
Launched on April 14, 2023, the European Space Agency’s (ESA) Jupiter Icy Moons Explorer (Juice; formerly known as JUICE) spacecraft…
Hurray! Juice Deploys its Stuck Antenna
ESA's Juice mission launched last month on April 14, beginning its long journey to explore Jupiter's icy moons, Ganymede, Europa,…
ESA Can’t Deploy JUICE’s Radar Antenna. It Needs It to Scan Under the Ice at Callisto, Europa, and Ganymede
In a scene eerily reminiscent of the Galileo spacecraft's antenna issues, ESA's Jupiter Icy Moons Explorer (JUICE) is having a…
ESA's Juice is On Its Way to Visit Jupiter's Moons
A new era of exploration at Jupiter's moons began last week with the launch of the European Space Agency's Juice,…
It's Time For Your Annual Weather Update for the Outer Solar System
A couple times a year, the Hubble Space Telescope turns its powerful gaze on the giant planets in the outer…
Just Dropped: New Close-up Images of Io from Juno, With More to Come
On March 1, 2023, NASA’s Juno spacecraft flew by Jupiter's moon Io, coming within 51,500 km (32,030 miles) of the…
All of Jupiter's Large Moons Have Auroras
New observations have revealed that all four of Jupiter's largest moons have aurorae, and they are spectacular!
Why are Jupiter’s Trojan Regions so Unevenly Balanced With Asteroids?
Solar systems evolve, especially early on in their lifetimes. While this evolution is primarily driven by gravity, there are some…
New Discoveries Puts Jupiter at 92 Known Moons
The moon hunter strikes again. A team of astronomers led by Scott Sheppard of the Carnegie Institution has found and…