NASA Begins Assembly of Europa Clipper Spacecraft

Clockwise from left: the propulsion module for NASA’s Europa Clipper, the ultraviolet spectrograph (called Europa-UVS), the high-gain antenna, and an illustration of the spacecraft. (Credits: NASA/JPL-Caltech/Johns Hopkins APL)

Science instruments and other hardware for the spacecraft will come together in the mission’s final phase before a launch to Jupiter’s icy moon Europa in 2024.

PASADENA, Calif. (NASA PR) — When it’s fully assembled, NASA’s Europa Clipper will be as large as an SUV with solar arrays long enough to span a basketball court – all the better to help power the spacecraft during its journey to Jupiter’s icy moon Europa. And just about every detail of the spacecraft will have been hand-crafted.

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NASA’s Europa Clipper Builds Hardware, Moves Toward Assembly

Europa Clipper in orbit around Europa. (Credit: NASA)

Jupiter’s moon Europa may have the potential to harbor life. The spacecraft will use multiple flybys of the moon to investigate the habitability of this ocean world.

PASADENA, Calif. (NASA PR) — Europa Clipper, NASA’s upcoming flagship mission to the outer solar system, has passed a significant milestone, completing its Critical Design Review. During the review, experts examined the detailed design of the spacecraft to ensure that it is ready to complete construction. The mission is now able to complete hardware fabrication and testing, and move toward the assembly and testing of the spacecraft and its payload of sophisticated science instruments.

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Potential Plumes on Europa Could Come From Water in the Crust

This illustration of Jupiter’s icy moon Europa depicts a cryovolcanic eruption in which brine from within the icy shell could blast into space. A new model proposing this process may also shed light on plumes on other icy bodies. (Credit: Justice Wainwright)

Scientists have theorized on the origin of the water plumes possibly erupting from Jupiter’s moon Europa. Recent research adds a new potential source to the mix.


PASADENA, Calif. (NASA PR) — Plumes of water vapor that may be venting into space from Jupiter’s moon Europa could come from within the icy crust itself, according to new research. A model outlines a process for brine, or salt-enriched water, moving around within the moon’s shell and eventually forming pockets of water – even more concentrated with salt – that could erupt.

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