Look east around 4 a.m. local time, just before dawn, to see the slender form of the crescent moon climb above the horizon.

"Our experiments provide clues to better understand JWST Europa observations and serve as a prelude to upcoming close-range investigations by Europa Clipper and ESA's JUICE spacecraft." ...

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and Callisto (in that order).

KENNEDY SPACE CENTER — NASA's Europa Clipper mission on Monday launched a satellite to investigate Europa, Jupiter’s “mysterious moon” — a world covered in ice that scientists say could ...

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