Launched on March 2, 1972, Pioneer 10 was the first spacecraft to travel through the asteroid belt, and the first spacecraft to make direct observations and obtain close-up images of Jupiter. Pioneer 10, now more than 7.5 billion miles from Earth, is the farthest spacecraft in the solar system.
Use of NASA logos (which include the current "meatball" logo, the old "worm" logo, and the seal) is restricted.
The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not in the public domain.