Astronomy Picture of the Day · May 30, 2020

Green Flashes: Sun, Moon, Venus, Mercury

The Astronomy Picture of the Day for May 30, 2020 is “Green Flashes: Sun, Moon, Venus, Mercury,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Marcella Giulia Pace). The original explanation runs about 163 words.

From the explanation

“Follow a sunset on a clear day against a distant horizon and you might glimpse green just as the Sun disappears from view. The green flash is caused by refraction of light rays traveling to the eye over a long path through the atmosphere.”

— APOD editors, May 30, 2020

Read the full explanation on science.nasa.gov

At a glance

Date: May 30, 2020
Type: Image
Credit: Credit: Image Credit & Copyright: Marcella Giulia Pace
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 163 words

All of May 2020 → · 2020 by month → · Full archive since 1995 →

Topics in this entry

The Moon The Sun Venus

Topics are matched from words in the title and explanation.

On this day: May 30 in other years

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Source

Astronomy Picture of the Day, May 30, 2020 — science.nasa.gov/image-article/apod-2020-may-30-green-flashes-sun-moon-venus-mercury

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.