In 2000, NASA’s Galileo spacecraft mapped Jupiter's moon Io’s volcanoes at temperatures above 1,000°C. 26 years later, the data still reveal one of the solar system’s ...

Discover how NASA's Galileo spacecraft mapped Jupiter's moon Io, revealing volcanic activity that exceeds 1,000°C and uncovering one of the solar system’s most extraordinary geological landscapes.

In 1997, Galileo mapped a 400-kilometer patch of Europa; a later analysis found ammonia-bearing compounds near fractures in the ice

Recent examinations of historical Galileo data have uncovered ammonia compounds near the surface fractures of Europa. This ...
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8 spacecraft that rewrote what we know about the solar system

Spacecraft turn distant worlds from points of light into places with weather, geology, chemistry, and history. Each successful mission adds instruments, vantage points, and years of observation that ...
New Scientist

Galileo spacecraft’s last testament recovered

A damaged data recorder aboard NASA’s Galileo space probe has finally been reactivated, allowing scientists to retrieve the secrets of the craft’s final mission. The tape recorder was damaged when ...