A part of Clyde Tombaugh will fly past Pluto, which he discovered in 1930: NASA probe to arrive at Pluto carrying ashes of Clyde Tombaugh – Telegraph.
Tombaugh died on January 17 1997, nine years and two days before New Horizon’s launch, but one of his final requests was for his ashes to be sent into space.
A small container carrying his remains is affixed to the insider of the upper deck of the probe bearing the inscription: “Interned herein are remains of American Clyde W. Tombaugh, discoverer of Pluto and the solar system’s ‘third zone’”
A sample of the remains of famous space scientist Eugene Shoemaker also went to the Moon via the Lunar Prospector probe : ‘Burying’ a man on the moon – NBC News
The company Celestis, Inc. has arranged for space burials for quite a few people, including a number of celebrities.