Astronomy Picture of the Day · March 18, 2003

Coronal Holes on the Sun

The Astronomy Picture of the Day for March 18, 2003 is “Coronal Holes on the Sun,” an image. It is credited to Credit: SOHO – EIT Consortium , ESA , NASA. The original explanation runs about 160 words.

From the explanation

“The ominous, dark shapes haunting the left side of the Sun are coronal holes — low density regions extending above the surface where the solar magnetic field opens freely into interplanetary space .”

— APOD editors, March 18, 2003

Read the full explanation on science.nasa.gov

At a glance

Date: March 18, 2003
Type: Image
Credit: Credit: SOHO – EIT Consortium , ESA , NASA
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 160 words

All of March 2003 → · 2003 by month → · Full archive since 1995 →

Topics in this entry

The Sun

Topics are matched from words in the title and explanation.

On this day: March 18 in other years

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Source

Astronomy Picture of the Day, March 18, 2003 — science.nasa.gov/image-article/apod-2003-march-18-coronal-holes-on-the-sun

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.