Astronomy Picture of the Day · April 23, 2011

Shadows at the Lunar South Pole

The Astronomy Picture of the Day for April 23, 2011 is “Shadows at the Lunar South Pole,” an image. It is credited to Credit: NASA / GSFC / Arizona State Univ. / Lunar Reconnaissance Orbiter. The original explanation runs about 181 words.

From the explanation

“What is it? It’s a multi-temporal illumination map , of course.”

— APOD editors, April 23, 2011

Read the full explanation on science.nasa.gov

At a glance

Date: April 23, 2011
Type: Image
Credit: Credit: NASA / GSFC / Arizona State Univ. / Lunar Reconnaissance Orbiter
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 181 words