Astronomy Picture of the Day ·

MESSENGER's First Day

The Astronomy Picture of the Day for October 8, 2011 is “MESSENGER's First Day,” an image. It is credited to Credit: NASA / JHU APL / CIW. The original explanation runs about 148 words.

MESSENGER's First Day
Credit: NASA / JHU APL / CIW Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“One solar day on a planet is the length of time from noon to noon. A solar day lasts 24 hours on planet Earth.”

— APOD editors, October 8, 2011

Read the full explanation on science.nasa.gov

At a glance

Date
October 8, 2011
Type
Image
Credit
Credit: NASA / JHU APL / CIW
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 148 words

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On this day: October 8 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.