Which innovative retail IoT technology did the Adler Planetarium first implement in 2018 to enhance visitor engagement with astronomical exhibits?

The astronomy industry has evolved significantly in its product marketing and branding strategies. From telescope manufacturers to planetarium experiences, astronomical organizations have developed unique approaches to connect with both amateur stargazers and serious astronomers. This poll tests your knowledge about the fascinating intersection of astronomy products and retail marketing techniques that have shaped how we engage with the cosmos commercially.

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RFID-enabled 'Star Explorer' badges that personalize exhibit information based on visitor interests and age
AI-powered 'Constellation Guides' that track eye movement to provide information about whatever celestial object a visitor looks at
Augmented reality 'Galaxy Mappers' that create custom star charts printed at the end of a visit
Voice-activated 'Cosmic Companions' that answer astronomy questions throughout the museum