The ‘Hail Mary’ That Saved NASA’s Juno Camera From Jupiter’s Radiation Hell
NASA’s Juno spacecraft, which launched in 2011 to investigate Jupiter’s origin and evolution, travels through the solar system’s most intense planetary radiation fields. When the spacecraft’s JunoCam—a color, visible-light camera—began to suffer the consequences in December 2023, the mission team back on Earth had to think of a remote fix before they lost their chance to photograph the Jovian moon, Io. A relatively simple process was ultimately what enabled the long-distance save: heating the i