Astronomy Picture of the Day ·

Ganymede Enhanced

The Astronomy Picture of the Day for September 20, 2009 is “Ganymede Enhanced,” an image. It is credited to Credit: Galileo Project , DLR , JPL , NASA. The original explanation runs about 139 words.

Ganymede Enhanced
Credit: Galileo Project , DLR , JPL , NASA Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“What does the largest moon in the Solar System look like? Ganymede , larger than even Mercury and Pluto , has a surface speckled with bright young craters overlying a mixture of older, darker, more cratered terrain laced with grooves and ridges .”

— APOD editors, September 20, 2009

Read the full explanation on science.nasa.gov

At a glance

Date
September 20, 2009
Type
Image
Credit
Credit: Galileo Project , DLR , JPL , NASA
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 139 words

All of September 2009 → · 2009 by month → · Full archive since 1995 →

Topics in this entry

Jupiter

Topics are matched from words in the title and explanation.

On this day: September 20 in other years

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Source

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.