Astronomy Picture of the Day ·

Cygnus Loop Supernova Shockwave

The Astronomy Picture of the Day for July 18, 1995 is “Cygnus Loop Supernova Shockwave,” an image. It is credited to Credit: NASA, HST, WFPC2, Jeff Hester. The original explanation runs about 87 words.

Cygnus Loop Supernova Shockwave
Credit: NASA, HST, WFPC2, Jeff Hester Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“15,000 years ago a star in the constellation of Cygnus exploded. This picture shows a portion of a shockwave from this supernova explosion still expanding past nearby stars.”

— APOD editors, July 18, 1995

Read the full explanation on science.nasa.gov

At a glance

Date
July 18, 1995
Type
Image
Credit
Credit: NASA, HST, WFPC2, Jeff Hester
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 87 words

All of July 1995 → · 1995 by month → · Full archive since 1995 →

Topics in this entry

SupernovaeHubble Space Telescope

Topics are matched from words in the title and explanation.

On this day: July 18 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.