Which astronomy product launch featured a live stream viewed by over 10 million people worldwide and included a demonstration by astronaut Chris Hadfield?

The astronomy industry has seen remarkable product launches that captured the public imagination and advanced our understanding of the cosmos. From revolutionary telescopes to space tourism ventures, companies in the astronomy sector have employed various marketing strategies to unveil their innovations. Test your knowledge of these astronomical product launches that made headlines and changed how we explore the universe.

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SpaceX Starlink satellite constellation (2019)
James Webb Space Telescope's first images reveal (2022)
Virgin Galactic's SpaceShipTwo commercial spacecraft (2018)
Celestron's EdgeHD advanced telescope system (2020)