Astronomy Picture of the Day · April 25, 2001

Space Laser Creates Artificial Star

The Astronomy Picture of the Day for April 25, 2001 is “Space Laser Creates Artificial Star,” an image. The picture is copyrighted by its creator (Credit & Copyright: Fang Shi ( U. Chicago ) et al., AURA , NSO , NOAO , NSF). The original explanation runs about 136 words.

From the explanation

“Some astronomers don’t like stars. Bright star fluctuations can indicate how the Earth’s atmosphere is changing, but many times no bright star exists in the direction where atmospheric information is needed.”

— APOD editors, April 25, 2001

Read the full explanation on science.nasa.gov

At a glance

Date: April 25, 2001
Type: Image
Credit: Credit & Copyright: Fang Shi ( U. Chicago ) et al., AURA , NSO , NOAO , NSF
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 136 words

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Source

Astronomy Picture of the Day, April 25, 2001 — science.nasa.gov/image-article/apod-2001-april-25-space-laser-creates-artificial-star

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.