Astronomy Picture of the Day · January 21, 2012

Days in the Sun

The Astronomy Picture of the Day for January 21, 2012 is “Days in the Sun,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Regina Valkenborgh). The original explanation runs about 180 words.

From the explanation

“From solstice to solstice, this six month long exposure compresses time from the 21st of June till the 21st of December, 2011, into a single point of view. Dubbed a solargraph , the unconventional picture was recorded with a pinhole camera made from a drink can lined with a piece of photographic paper.”

— APOD editors, January 21, 2012

Read the full explanation on science.nasa.gov

At a glance

Date: January 21, 2012
Type: Image
Credit: Credit: Image Credit & Copyright: Regina Valkenborgh
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 180 words

All of January 2012 → · 2012 by month → · Full archive since 1995 →

Topics in this entry

The Sun

Topics are matched from words in the title and explanation.

On this day: January 21 in other years

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Source

Astronomy Picture of the Day, January 21, 2012 — science.nasa.gov/image-article/apod-2012-january-21-days-in-the-sun

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.