Josh Simpson signed Blown Glass "Little Planet" 

Josh Simpson is an American artist who creates one-of-a-kind, space-inspired glass art. His work includes Planets, vases, platters, and sculpture.

Inspired by the story of Apollo astronauts seeing the earth ‘hanging like a blue marble in space,’ Josh Simpson began creating his own fanciful marble-sized planets in the mid-1970s. 

megaplanet.com