Astronomy Picture of the Day · September 12, 2001

Zodiacal Light and the False Dawn

The Astronomy Picture of the Day for September 12, 2001 is “Zodiacal Light and the False Dawn,” an image. It is credited to Credit: The CONCAM Project , NSF. The original explanation runs about 169 words.

From the explanation

“An unusual triangle of light will be particularly bright near the eastern horizon before sunrise during the next two months for observers in Earth’s northern hemisphere. Once considered a false dawn , this triangle of light is actually Zodiacal Light , light reflected from interplanetary dust particles .”

— APOD editors, September 12, 2001

Read the full explanation on science.nasa.gov

At a glance

Date: September 12, 2001
Type: Image
Credit: Credit: The CONCAM Project , NSF
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 169 words

All of September 2001 → · 2001 by month → · Full archive since 1995 →

Topics in this entry

Saturn

Topics are matched from words in the title and explanation.

On this day: September 12 in other years

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Source

Astronomy Picture of the Day, September 12, 2001 — science.nasa.gov/image-article/apod-2001-september-12-zodiacal-light-and-the-false-dawn

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.