Which space event triggered the largest single-year increase in consumer telescope sales in the 20th century?

The astronomy consumer market has evolved dramatically over the decades, with telescope technology and purchasing patterns shifting as space exploration captured public imagination. This poll explores a fascinating turning point in consumer behavior related to amateur astronomy equipment. Test your knowledge about how major space milestones influenced retail patterns in the astronomy equipment market!

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

The Apollo 11 Moon landing (1969)
The launch of the Hubble Space Telescope (1990)
The Voyager 1 photographs of Jupiter and Saturn (1979-1980)
Halley's Comet's return (1986)