Astronomy Picture of the Day · May 11, 2008

Retrograde Mars

The Astronomy Picture of the Day for May 11, 2008 is “Retrograde Mars,” an image. The picture is copyrighted by its creator (Credit & Copyright: Tunç Tezel ( TWAN )). The original explanation runs about 145 words.

From the explanation

“Why would Mars appear to move backwards? Most of the time, the apparent motion of Mars in Earth’s sky is in one direction, slow but steady in front of the far distant stars.”

— APOD editors, May 11, 2008

Read the full explanation on science.nasa.gov

At a glance

Date: May 11, 2008
Type: Image
Credit: Credit & Copyright: Tunç Tezel ( TWAN )
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 145 words

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Topics in this entry

Mars

Topics are matched from words in the title and explanation.

On this day: May 11 in other years

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Source

Astronomy Picture of the Day, May 11, 2008 — science.nasa.gov/image-article/apod-2008-may-11-retrograde-mars

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.