Which retail partnership revolutionized amateur astronomy access in 2019 by introducing the first subscription-based 'telescope-sharing' program?

The astronomy industry has seen significant changes in how telescopes, star charts, and other observation equipment are marketed and sold to both amateur and professional astronomers. As space exploration captures public imagination and private space companies emerge, retail strategies in astronomy have evolved dramatically. Test your knowledge about the changing landscape of astronomy product marketing and retail trends!

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Celestron and Airbnb's 'Stars Tonight' program
Orion Telescopes and National Geographic's 'Sky Explorer Club'
Meade Instruments and REI's 'Dark Sky Adventure' package
Sky-Watcher and NASA's 'Citizen Astronomer' initiative