NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by Koji Kuramura and Gerald Eichstädt. Credit: NASA/JPL-Caltech/SwRI/MSSS | ...

A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

We spoke to a genuine astrophysicist about the accuracy of Star Trek's approach to interstellar travel, the holodeck, and the transporter.

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 ...

NASA's Juno spacecraft has snuck a peek at one of Jupiter's largest inner moons. During a close flyby, the spacecraft got a look at Jupiter's moon Thebe from just 3,100 miles (5,000 kilometers) away.

NASA's Juno spacecraft captured this view of Thebe, the second largest of Jupiter's inner moons, during a close pass on May 1, 2026. The spacecraft's Stellar Reference Unit (SRU) captured this image ...

As NASA's Juno flew around Jupiter last week, the spacecraft snapped a photo of an object before it could make a clean getaway. That clunky, bumpy thing at the far right edge of the frame is Thebe, ...

The full flower moon will rise tonight in Scorpio as the first of two full moons this month, followed by the rare blue moon later in May. Here's why and what to know about the 2026 May full moons and ...

May will play host to one of the most interesting lunar events of 2026, beginning Friday night: two full moons. The rare pair will bookend the month, with the first full moon arriving Friday, the ...