Which revolutionary marketing strategy did NASA implement in 2013 that dramatically increased public engagement with astronomy and space exploration?

The field of astronomy relies heavily on public interest and funding. NASA, in particular, has evolved its marketing and product strategy over the decades to maintain public engagement despite complex scientific concepts. This poll explores how space agencies have innovated their approach to product marketing, turning astronomical discoveries into accessible public 'products' that capture imagination and secure continued support.

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The 'Astronomy Picture of the Day' website and app
Social media accounts for Mars rovers with first-person storytelling
The NASA TV streaming service
Interactive 3D models of the solar system on their website