The largest moon in the solar system — Jupiter’s Ganymede — has a unique and inexplicable magnetic field. New research could finally explain it: the moon is heating up.
A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic ...
Intro After writing two Io articles I return to Io  again my favourite moon, looking at one single lava flow field. But read Alberts and my two other Io posts first. Jupiter’s moon Io ...
The team still can't confidently rule out the existence of Europa's water vapor, especially as similar plumes have been more ...
The James Webb Space Telescope's Near captured imagery of Jupiter and its moons Amalthea and Adrastea on July 27, 2022. Also ...
The moon glows with the Beehive Cluster on May 21, as a trio of planets form up in the evening sky.
Looking for a sky event this week? Check out our full Sky This Week column. May 21: Check in on Saturn and Mars Tonight we're ...
On the evening of May 20, skywatchers in the United States will witness a striking celestial display as the waxing crescent ...