Which innovative product launch strategy did NASA's gift shop use to generate unprecedented sales during a major astronomical event in 2017?

The commercialization of space exploration has led to innovative retail strategies even among scientific organizations. NASA's gift shops represent an interesting case study in how scientific institutions market their discoveries and missions to the public. This trivia question explores a unique product launch strategy that connected retail marketing with astronomical events.

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Released limited edition 'Great American Eclipse' glasses with augmented reality features that sold out within 24 hours
Implemented dynamic pricing that decreased in real-time as the Cassini spacecraft approached Saturn's rings
Created an exclusive 'Astronaut Experience' VR headset available only during the 15 minutes of the Perseid meteor shower peak
Launched a voice-commerce system where products could only be purchased by naming visible constellations