Astronomy Picture of the Day ·
Steep Cliffs on Mars
The Astronomy Picture of the Day for July 1, 2007 is “Steep Cliffs on Mars,” an image. It is credited to Credit: G. Neukum ( FU Berlin ) et al., Mars Express , DLR , ESA. The original explanation runs about 136 words.
From the explanation
“Vertical cliffs of nearly two kilometers occur near the North Pole of Mars. Also visible in the above image of the Martian North Polar Cap are red areas of rock and sand, white areas of ice, and dark areas of unknown composition but hypothesized to be volcanic ash .”
— APOD editors, July 1, 2007
Read the full explanation on science.nasa.gov
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At a glance
- Date
- July 1, 2007
- Type
- Image
- Credit
- Credit: G. Neukum ( FU Berlin ) et al., Mars Express , DLR , ESA
- Copyright
- No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
- Explanation length
- About 136 words