Astronomy Picture of the Day ·

Ice Ring around Nearby Star Fomalhaut

The Astronomy Picture of the Day for October 3, 2017 is “Ice Ring around Nearby Star Fomalhaut,” an image. It is credited to Image Credit: ALMA (ESO/NAOJ/NRAO), M. MacGregor; NASA/ESA Hubble, P. Kalas; B. Saxton (NRAO/AUI/NSF). The original explanation runs about 188 words.

Ice Ring around Nearby Star Fomalhaut
Credit: Image Credit: ALMA (ESO/NAOJ/NRAO), M. MacGregor; NASA/ESA Hubble, P. Kalas; B. Saxton (NRAO/AUI/NSF) Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Why is there a large ice ring around Fomalhaut? This interesting star — easily visible in the night sky — lies only about 25 light-years away and is known to be orbited by at least one planet, Dagon , as well as several inner dust disks.”

— APOD editors, October 3, 2017

Read the full explanation on science.nasa.gov

At a glance

Date
October 3, 2017
Type
Image
Credit
Credit: Image Credit: ALMA (ESO/NAOJ/NRAO), M. MacGregor; NASA/ESA Hubble, P. Kalas; B. Saxton (NRAO/AUI/NSF)
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 188 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.