Astronomy Picture of the Day · January 18, 2003

Filaments in the Cygnus Loop

The Astronomy Picture of the Day for January 18, 2003 is “Filaments in the Cygnus Loop,” an image. It is credited to Credit: William P. Blair and Ravi Sankrit ( Johns Hopkins University ), NASA. The original explanation runs about 154 words.

From the explanation

“Subtle and delicate in appearance, these are filaments of shocked interstellar gas — part of the expanding blast wave from a violent stellar explosion.”

— APOD editors, January 18, 2003

Read the full explanation on science.nasa.gov

At a glance

Date: January 18, 2003
Type: Image
Credit: Credit: William P. Blair and Ravi Sankrit ( Johns Hopkins University ), NASA
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 154 words

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

Topics in this entry

Supernovae

Topics are matched from words in the title and explanation.

On this day: January 18 in other years

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Source

Astronomy Picture of the Day, January 18, 2003 — science.nasa.gov/image-article/apod-2003-january-18-filaments-in-the-cygnus-loop

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.