A bit larger than our Moon, Io is the innermost of Jupiter’s four large moons. As it circles Jupiter, Io is gravitationally perturbed by its three sister moons, first being pushed slightly closer to ...

Magnetic vortices twisting down from Jupiter's ionosphere into its deep atmosphere cause giant, ultraviolet-absorbing polar ...

Or perhaps more likely, look at under a microscope. The latest candidate for hosting nearby life is Jupiter’s moon, Io. Let’s take a look at what makes Io special, and what we might hope to ...

At the time of last week's picture, Red Spot floaters could see Ganymede. In this picture, Jupiter's closest moon, Io, is visible. The white and reddish colors on Io's surface are due to the ...

Jupiter moon Io, imaged by SHARK-VIS on Jan. 10, 2024. This is the highest resolution image of Io ... [+] ever obtained by an Earth-based telescope. The image combines three spectral bands ...

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The dark UV ovals were first spotted by NASA’s Hubble spacecraft in the late 1990s, but have only recently been studied in ...

Jamie Carter is an award-winning reporter who covers the night sky. An image of Jupiter and Io as seen by NASA's Juno on August 18, 2024 during its 64rd perijove. ... [+] Processed by citizen ...

These pinpricks of light are actually Jupiter's four largest moons, now known as the Galilean moons: Io, Europa, Ganymede, and Callisto. Many of these celestial orbs are as remarkable as Jupiter ...

Two very close recent flybys of Io by the Juno spacecraft have revealed more detail about the most volcanic world in the solar system - Jupiter's mysterious moon, Io. Nasa has released a new ...

Observations between 2015 and 2022 show that these features are more prevalent at the south pole, appearing in 75% of the ...

NASA Juno spacecraft data has been used to create an animation of "Steeple Mountain" and a lava lake known as Loki Patera on ...