Which digital marketing campaign by NASA in 2015-2016 generated over 1 billion social media impressions and is credited with significantly increasing public interest in space exploration?

The astronomy industry has seen some remarkable marketing campaigns that have captured public imagination and boosted interest in space exploration. From telescope manufacturers to observatories, space agencies to astronomy magazines, effective branding and digital marketing strategies have played a crucial role in popularizing astronomy. Test your knowledge about one of the most successful digital marketing campaigns in astronomical history!

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The 'Year In Space' campaign featuring astronaut Scott Kelly's one-year mission on the ISS
The 'We Are The Martians' campaign for the Curiosity rover
The 'Pluto Flyby' campaign for the New Horizons mission
The 'Journey To Jupiter' campaign for the Juno spacecraft