Random Astronomy Pictures OTD on Nostr: APOD from 2016-02-08 Light Pillars over Alaska Light pillars rise behind houses in ...
APOD from 2016-02-08
Light Pillars over Alaska
Light pillars rise behind houses in Alaska, not auroras but reflections from flat ice crystals near the ground. These columns mimic Sun-pillars, which are caused by ice crystals in the upper atmosphere reflecting sunlight.
HD image at https://apod.nasa.gov/apod/ap160208.html
Light Pillars over Alaska
Light pillars rise behind houses in Alaska, not auroras but reflections from flat ice crystals near the ground. These columns mimic Sun-pillars, which are caused by ice crystals in the upper atmosphere reflecting sunlight.
HD image at https://apod.nasa.gov/apod/ap160208.html