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Nearly 400 years ago, Galileo looked at the Pleiades star cluster through his telescope and noticed that the seven or so ...
But West Coast observers should be able to see both shadows until Io’s shadow transit completes at 6:54 a.m. EST. To spot these Jupiter phenomena, a telescope is your best option.
IO – Jupiter’s third largest moon – might appear like a volcanic hellscape, but it could be a destination spot for future thrill-seeking space tourists. The lonely moon, a quarter… ...
From volcanic Io to icy Europa, from cratered Callisto to ringed Ganymede, Jupiter’s moons offer a glimpse into the wonders of the cosmos. Here are 10 of the most beautiful pictures of Jupiter ...
The telescope peered at Io when the moon was in Jupiter’s shadow. This isolated data from one sort of sulfur molecule and another.
When Io is in Jupiter's shadow, the SO 2 gas in Io's atmosphere freezes out onto its surface, leaving only SO and newly emitted volcanic SO 2 gas in the atmosphere.
NASA's Juno spacecraft has captured new snaps of Jupiter's moon Io during a recent flyby, and the resulting photos are incredible. The Juno spacecraft flew past Io on May 16 for its closest flyby ...
Io, the oddest Galilean satellite, has a streetlamp-like yellow-orange radiance. This light show dims shortly after Io enters Jupiter’s shadow.
Jupiter's four largest moons, Io, Ganymede, Callisto, and Europa, have intrigued astronomers since their discovery by Galileo in the 1600s. Io is covered in volcanoes that "ooze lava onto the moon ...
NASA’s Juno spacecraft captured this view of Jupiter during the mission’s 40th close pass by the giant planet on Feb. 25, 2022. The large, dark shadow on the left side […] ...
Furthermore, Jupiter possesses four major moons that often pass between Jupiter and the Sun. In a span of seven days, Ganymede transits once; Europa, twice, and Io, four times.