Former Microsoft software developer and Intentional Software founder Charles Simonyi is set to become the world's fifth space tourist, Reuters reports this morning. The Hungarian-born Simonyi has a preliminary contract with the Russian space agency to visit the International Space Station aboard a Russian Soyuz rocket next spring, according to the report.

The price tag for a one-week vacation in space? A cool $20 million. For only $3 million, the Seattle philanthropist and father of Microsoft Word had an entire floor of a library named after him.