Astronomy Picture of the Day · January 11, 2021

Moon Phases in 2021

The Astronomy Picture of the Day for January 11, 2021 is “Moon Phases in 2021,” a video. It is credited to Video Credit: Data: Lunar Reconnaissance Orbiter ; Animation: NASA ‘s Scientific Visualization Studio ; Music: Brandenburg Concerto No4-1 BWV1049 ( Johann Sebastian Bach ), by Kevin MacLeod via Incompetech. The original explanation runs about 177 words.

From the explanation

“What will the Moon phase be on your birthday this year? It is hard to predict because the Moon’s appearance changes nightly.”

— APOD editors, January 11, 2021

Read the full explanation on science.nasa.gov

At a glance

Date: January 11, 2021
Type: Video
Credit: Credit: Video Credit: Data: Lunar Reconnaissance Orbiter ; Animation: NASA ‘s Scientific Visualization Studio ; Music: Brandenburg Concerto No4-1 BWV1049 ( Johann Sebastian Bach ), by Kevin MacLeod via Incompetech
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 177 words

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Topics in this entry

The Moon

Topics are matched from words in the title and explanation.

On this day: January 11 in other years

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Source

Astronomy Picture of the Day, January 11, 2021 — science.nasa.gov/image-article/apod-2021-january-11-moon-phases-in-2021

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.