Astronomy Picture of the Day · March 5, 1999

M46 And NGC 2438: Young And Old

The Astronomy Picture of the Day for March 5, 1999 is “M46 And NGC 2438: Young And Old,” an image. The picture is copyrighted by its creator (Credit and Copyright: Wil Milan). The original explanation runs about 173 words.

From the explanation

“Galactic or open star clusters are relatively young. These swarms of bright stars are born near the plane of the Milky Way, but their numbers steadily dwindle as cluster members are strewn through the Galaxy by gravitational interactions.”

— APOD editors, March 5, 1999

Read the full explanation on science.nasa.gov

At a glance

Date: March 5, 1999
Type: Image
Credit: Credit and Copyright: Wil Milan
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 173 words

All of March 1999 → · 1999 by month → · Full archive since 1995 →

Topics in this entry

The Milky Way Galaxies Star clusters

Topics are matched from words in the title and explanation.

On this day: March 5 in other years

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Source

Astronomy Picture of the Day, March 5, 1999 — science.nasa.gov/image-article/apod-1999-march-05-m46-and-ngc-2438-young-and-old

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.