Which famous astronomer's endorsement helped transform Celestron's EdgeHD telescope line from a niche product to a mainstream success, doubling sales within one year?

In the competitive world of astronomy equipment and software, one marketing campaign revolutionized how telescopes were sold to amateur astronomers in the early 2010s. This campaign not only boosted sales dramatically but changed consumer perception about the accessibility of serious stargazing. Test your knowledge about this pivotal moment in astronomy retail history!

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Neil deGrasse Tyson, who featured it prominently in his 'Cosmos' reboot series
Brian Cox, who used it during his 'Wonders of the Universe' BBC documentary filming
Michio Kaku, who demonstrated it in his 'Science of the Impossible' television special
Chris Hadfield, who endorsed it after his return from the International Space Station