Moon, Mars, Venus Setting Over Mount Whitney
Moon, Mars, Venus Setting Over Mount Whitney Here's another photo of the Moon - Mars- Venus conjunction setting over Mt Whitney in "blue hour" twilight light a couple of weeks ago. Astronomer Philip Plait has a nice write-up on the event his Bad Astronomy blog on Slate, which features the time-lapse video I created: http://www.slate.com/blogs/bad_astronomy/2015/03/08/moon_mars_venus_sunset_appulse_video.html The moon was actually in a thin crescent phase, but being positioned towards the sun, as seen from the moon the sun was illuminating a nearly "full earth", which provided a lot of "earth shine" to illuminate the portion of the moon's face not directly lit by the sun. It's a pretty cool phenomenon to see, best seen a couple of days before or after the new moon, when the moon is close to the horizon in morning or evening twilight. I anticipated this alignment with Mount Whitney using The Photographer's Ephemeris , as I did a moon ris...