Story thread · 2 reports / 2 sources

On this day in space! Sept. 1, 1979: NASA's Pioneer 11 probe becomes 1st spacecraft to visit Saturn

space.com · 13dShare

On Sept. 1, 1979, NASA's robotic space probe Pioneer 11 became the first spacecraft to fly by Saturn. Here's why it mattered.

First report: Pioneer 11: Watching the Saturn watchers — earthsky.org, 14d