Which revolutionary e-commerce feature did Celestron introduce in 2018 that transformed how consumers purchase telescopes online?

The astronomy industry has seen remarkable retail and product innovation in recent years. From telescope manufacturers adopting cutting-edge marketing strategies to space tourism companies developing consumer-facing products, the commercialization of astronomy has reached new heights. This trivia question explores how a major astronomy equipment retailer revolutionized their business through a groundbreaking e-commerce approach that changed how amateur astronomers shop for equipment.

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SkyView Virtual Try-On: Allowing customers to virtually test telescopes by seeing simulated views of celestial objects through different models via augmented reality
AstroSubscribe: A monthly subscription service delivering different eyepieces and accessories based on upcoming celestial events
StarMatch Algorithm: AI-powered product recommendations based on user location, light pollution, and observation goals
Community Observatory Network: Allowing telescope buyers to test products at partner observatories before purchase