Io: a volcanic plume beyond Earth
Voyager 1 photographed an eruption on Jupiter's moon Io in 1979. The image helped establish the first observed active volcanism beyond Earth.
Open article →Three original NASA images reveal what the spacecraft saw, what scientists could conclude, and where to find the primary sources.
Voyager 1 photographed an eruption on Jupiter's moon Io in 1979. The image helped establish the first observed active volcanism beyond Earth.
Open article →A sequence of Voyager 2 images from 1989 captured an active dark plume on Triton, Neptune's largest moon.
Open article →Voyager 1 looked back in 1990 and recorded Earth as less than a pixel. The familiar version shown here is a 2020 reprocessing of those data.
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