With the New Horizons probe at the precipice of the Pluto flyby, scientists and science enthusiasts are tweeting facts about the dwarf planet with the hashtag #PlutoFacts. Astronomer, science communicator, and hero of the Internet, Neil deGrasse Tyson, is leading the charge.
We are learning so much more about Pluto thanks to the New Horizons probe NASA launched in July 2009. You can follow along the action here.Photo via Scott a hurst/Wikimedia (CC BY 3.0)