Which astronomy retail product launch was marketed as 'bringing the universe to your backyard' and led to the largest single-year increase in amateur astronomy participation?

The retail experience for astronomy products has evolved dramatically over the decades. From specialized catalogs to global online marketplaces, companies have employed various strategies to bring the cosmos to consumers. One particular product launch stands out for revolutionizing how everyday people interact with astronomy, creating an unprecedented surge in public interest and dramatically expanding the customer base for astronomy products worldwide.

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Celestron NexStar 8SE computerized telescope (2006)
Meade ETX-90 'Astro' telescope series (1996)
Celestron FirstScope during International Year of Astronomy (2009)
Orion SkyQuest XT8 Dobsonian telescope (2001)