SpaceX launched its Falcon Heavy rocket on Tuesday from Kennedy Space Center in Florida, carrying 24 experimental satellites. / VCG Photo

One of the satellites carried 152 metal capsules packed with human ashes and slated to orbit the Earth for 25 years. / VCG Photo

Celestis, a company that has been sending symbolic portions of human remains on space flights since 1997, arranged the “funeral flight” and charges upwards of 5,000 U.S. dollars to fly 1 gram of “participant” cremains into orbit. / VCG Photo