So, first thing's first: choosing a wallpaper background to fit with your theme. Whether you want something seasonal and festive or you're all about the trendsetting pastel and neon vibes ...

(Armando Franca/AP) People at Griffith Observatory in Los Angeles as the supermoon rises in the night sky ... background. (Armando Franca/AP) People gather to watch the supermoon, known as the ...

More blue blood moon" up in the sky above the Bosphorus straits in Istanbul. - Skywatchers were hoping for a rare lunar eclipse that combines three unusual events -- a blue moon, a super moon and ...