Astronomy Picture of the Day ·

Daphnis the Wavemaker

The Astronomy Picture of the Day for January 21, 2017 is “Daphnis the Wavemaker,” an image. It is credited to Image Credit: Cassini Imaging Team , SSI , JPL , ESA , NASA. The original explanation runs about 134 words.

Daphnis the Wavemaker
Credit: Image Credit: Cassini Imaging Team , SSI , JPL , ESA , NASA Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Plunging close to the outer edges of Saturn’s rings, on January 16 the Cassini spacecraft captured this closest yet view of Daphnis . About 8 kilometers across and orbiting within the bright ring system’s Keeler gap, the small moon is making waves .”

— APOD editors, January 21, 2017

Read the full explanation on science.nasa.gov

At a glance

Date
January 21, 2017
Type
Image
Credit
Credit: Image Credit: Cassini Imaging Team , SSI , JPL , ESA , NASA
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 134 words

All of January 2017 → · 2017 by month → · Full archive since 1995 →

Topics in this entry

Saturn

Topics are matched from words in the title and explanation.

On this day: January 21 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.