423K views · 25K reactions |   Tonight, there's a Blue Moon in the sky! A Blue Moon is a second full Moon in the same calendar month, and Halloween falls on a full Moon only once every nineteen years, on average. More NASA Moon facts: https://go.nasa.gov/3kMjpTp #NASAHalloween | NASA - National Aeronautics and Space Administration | Facebook

Ethan Hawke on Oscar-nominated Blue Moon - Movie. #Colbert #EthanHawke #BlueMoon | The Late Show with Stephen Colbert

14 reactions | Riot Brightmoon and Meddler are back with another Dev Update to look back on the year so far, answer your questions about Arena, and give some updates on Blue Essence Emporium, Quick Play, and more. | League of Legends | Facebook

8.2K views · 80 reactions | In Richard Linklater's ‘Blue Moon,’ Ethan Hawke and Andrew Scott play Broadway legends Richard Rodgers and Lorenz Hart, but unlike their characters, they had no shared history. | Reuters | Facebook