Signs of water plumes spewing from Jupiter’s icy moon Europa have vanished in a hydrogen haze. An analysis of nearly a decade of Hubble Space Telescope observations of Europa shows no strong evidence ...
Interstellar comet 3I/ATLAS is seen in this composite image captured on Nov. 6 by the Europa Ultraviolet Spectrograph instrument on NASA’s Europa Clipper spacecraft, from a distance of around 102 ...
The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) aboard NASA's Europa Clipper spacecraft has made valuable observations of the interstellar comet 3I/ATLAS, which in July became the ...
Two spacecraft flying hundreds of millions of miles apart trained their ultraviolet instruments on interstellar comet 3I/ATLAS in November 2025, capturing views of opposite hemispheres at the same ...
Objects from beyond our solar system do not come calling very often. This explains why comet 3I/ATLAS generated so much speculation and has been under observation by several space and ground ...
The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) aboard NASA’s Europa Clipper spacecraft made valuable observations of the interstellar comet 3I/ATLAS during a period when it was ...
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