Which famous NASA astronaut's endorsement of Celestron telescopes in the 1990s led to a 300% increase in consumer telescope sales and is credited with launching the 'backyard astronomy' movement?

The astronomy retail market has seen some fascinating collaborations between scientific agencies and commercial telescope manufacturers. One particular partnership stands out for revolutionizing consumer telescope marketing and significantly expanding the amateur astronomy community. This poll tests your knowledge about a groundbreaking endorsement deal that changed how astronomy products were marketed to the general public.

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Sally Ride, who demonstrated Celestron's FirstScope in a series of TV commercials following her historic space flights
John Glenn, whose 'Stargazing with Glenn' campaign featured the Celestron NexStar series after his return to space at age 77
Neil Armstrong, who became the face of Celestron's 'One Giant Leap for Amateur Astronomy' campaign featuring the C8 telescope
Carl Sagan, who partnered with Celestron to create the 'Cosmos' telescope series with his signature and voice guidance technology