Astronomy Picture of the Day ·

The Tail of a Wonderful Star

The Astronomy Picture of the Day for August 17, 2007 is “The Tail of a Wonderful Star,” an image. It is credited to Credit: NASA , JPL-Caltech, GALEX , C. Martin ( Caltech ), M. Seibert( OCIW ). The original explanation runs about 185 words.

The Tail of a Wonderful Star
Credit: NASA , JPL-Caltech, GALEX , C. Martin ( Caltech ), M. Seibert( OCIW ) Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“To seventeenth century astronomers, Omicron Ceti or Mira was known as a wonderful star, a star whose brightness could change dramatically in the course of about 11 months. Mira is now seen as the archetype of an entire class of long-period variable stars.”

— APOD editors, August 17, 2007

Read the full explanation on science.nasa.gov

At a glance

Date
August 17, 2007
Type
Image
Credit
Credit: NASA , JPL-Caltech, GALEX , C. Martin ( Caltech ), M. Seibert( OCIW )
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 185 words

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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.