Astronomy Picture of the Day · July 9, 2020

Noctilucent Clouds and Comet NEOWISE

The Astronomy Picture of the Day for July 9, 2020 is “Noctilucent Clouds and Comet NEOWISE,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Emmanuel Paoly). The original explanation runs about 98 words.

From the explanation

“These silvery blue waves washing over a tree-lined horizon in the eastern French Alps are noctilucent clouds . From high in planet Earth’s mesosphere, they reflect sunlight in this predawn skyscape taken on July 8.”

— APOD editors, July 9, 2020

Read the full explanation on science.nasa.gov

At a glance

Date: July 9, 2020
Type: Image
Credit: Credit: Image Credit & Copyright: Emmanuel Paoly
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 98 words

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Topics in this entry

Comets

Topics are matched from words in the title and explanation.

On this day: July 9 in other years

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Source

Astronomy Picture of the Day, July 9, 2020 — science.nasa.gov/image-article/apod-2020-july-9-noctilucent-neowise

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.