A new study using observations by NASA's Spitzer Space Telescope reports for the first time that silica — one of the most common minerals found on Earth — is formed when massive stars explode. via NASA http://www.nasa.gov/image-feature/exploding-stars-make-key-ingredient-found-in-glass
With a high of 52F and a low of 35F. Current temp 26 Current condition Partly Cloudy. 
Sunrise at November 21, 2018 at 07:19AM sunset at November 21, 2018 at 05:05PM. Humidity 55%.