Voyager 1’s body is about the size of a subcompact car, though the boom for its magnetometer instrument extends 42.7 feet (13 meters).
— At launch, the probe weighed 1,797 pounds (815 kilograms). Its mass has decreased a bit over time as the probe has burned its fuel.
— It launched on Sept. 5, 1977, to study the Jupiter and Saturn systems in depth. Voyager 1 flew by Jupiter on March 5, 1979 and cruised past Saturn on Nov. 12, 1980.
— Voyager 1 entered interstellar space on Aug. 25, 2012, becoming the first human-made object ever to do so.
— As of January 2022, Voyager 1 is about 14.5 billion miles (23.3 billion kilometers) from Earth. That’s roughly 156 times the distance from our planet to the sun.
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