![A man in a cleanroom lowers a test model into a sturdy shipping container.](https://science.nasa.gov/wp-content/uploads/2024/04/voyager4-large.gif)
Model of Voyager’s Radioisotope Thermoelectric Generator
A model of Voyager's Radioisotope Thermoelectric Generator is placed in a shipping container.
Image Credit: NASA/JPL-Caltech
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https://science.nasa.gov/image-detail/voyager4-large/
Image CreditNASA/JPL-Caltech
Size526x523px