Astronomy Picture of the Day · April 22, 2007

Smooth Sections of Asteroid Itokawa

The Astronomy Picture of the Day for April 22, 2007 is “Smooth Sections of Asteroid Itokawa,” an image. The picture is copyrighted by its creator (Credit & Copyright: ISAS , JAXA). The original explanation runs about 160 words.

From the explanation

“Why are parts of this asteroid’s surface so smooth? No one is yet sure, but it may have to do with the dynamics of an asteroid that is a loose pile of rubble rather than a solid rock.”

— APOD editors, April 22, 2007

Read the full explanation on science.nasa.gov

At a glance

Date: April 22, 2007
Type: Image
Credit: Credit & Copyright: ISAS , JAXA
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 160 words

All of April 2007 → · 2007 by month → · Full archive since 1995 →

Topics in this entry

Asteroids

Topics are matched from words in the title and explanation.

On this day: April 22 in other years

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Source

Astronomy Picture of the Day, April 22, 2007 — science.nasa.gov/image-article/apod-2007-april-22-smooth-sections-on-asteroid-itokawa

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.