Astronomy Picture of the Day ·

Solar Moss

The Astronomy Picture of the Day for December 27, 1999 is “Solar Moss,” an image. It is credited to Credit: TRACE Project, NASA. The original explanation runs about 167 words.

Solar Moss
Credit: TRACE Project, NASA Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Discovered in recent close-up pictures of the Sun from NASA’s Transition Region And Coronal Explorer (TRACE) spacecraft, this spongy-looking stuff has a temperature of 2 million degrees Fahrenheit … and has been dubbed “Solar Moss”.”

— APOD editors, December 27, 1999

Read the full explanation on science.nasa.gov

At a glance

Date
December 27, 1999
Type
Image
Credit
Credit: TRACE Project, NASA
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 167 words

All of December 1999 → · 1999 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: December 27 in other years

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Source

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.