关于这张图
This black-and-white visible wavelength (450-1,100 nm) image of Io's surface was taken by the Stellar Reference Unit (SRU) aboard NASA's Juno spacecraft during a close flyby of the volcanic moon on Dec. 30, 2023. The image was taken from a distance of about 932 miles (1,500 kilometers) over the night side of Io in a region dimly illuminated by Jupiter-shine. It is Juno's highest resolution image of Io, at about half- to three-quarters of a mile (895 to 1,230 meters) per pixel. The image covers the Zal Montes-Patera complex (the two mountains and large dark patera at the center of the image) a…
