Astronomy Picture of the Day · February 9, 2015

Layered Rocks near Mount Sharp on Mars

The Astronomy Picture of the Day for February 9, 2015 is “Layered Rocks near Mount Sharp on Mars,” an image. It is credited to Image Credit: NASA , JPL-Caltech , MSSS. The original explanation runs about 116 words.

From the explanation

“What caused these Martian rocks to be layered? The leading hypothesis is an ancient Martian lake that kept evaporating and refilling over 10 million years — but has now remained dry and empty of water for billions of years.”

— APOD editors, February 9, 2015

Read the full explanation on science.nasa.gov

At a glance

Date: February 9, 2015
Type: Image
Credit: Credit: Image Credit: NASA , JPL-Caltech , MSSS
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 116 words

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Topics in this entry

Mars

Topics are matched from words in the title and explanation.

On this day: February 9 in other years

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Source

Astronomy Picture of the Day, February 9, 2015 — science.nasa.gov/image-article/apod-2015-february-9-layered-rocks-near-mount-sharp-on-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.