The Southwest Research Institute-led Ultraviolet Spectrograph instruments aboard ESA's Juice and NASA's Europa Clipper made unprecedented coordinated observations of interstellar comet 3I/ATLAS in late 2025.
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Dual spacecraft capture both hemispheres of interstellar comet 3I/ATLAS at once
Dual Spacecraft Observatory type
Both Comet Hemispheres Observed feature
Ultraviolet Emissions Detection method
UVS Spectrographs Instruments
2 spacecraft involved