Astronomy Picture of the Day ·

Abell 2218: A Galaxy Cluster Lens

The Astronomy Picture of the Day for June 20, 2010 is “Abell 2218: A Galaxy Cluster Lens,” an image. It is credited to Credit: Andrew Fruchter ( STScI ) et al., WFPC2 , HST , NASA Digitally reprocessed: Al Kelly. The original explanation runs about 147 words.

Abell 2218: A Galaxy Cluster Lens
Credit: Andrew Fruchter ( STScI ) et al., WFPC2 , HST , NASA Digitally reprocessed: Al Kelly Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“What are those strange filaments? Background galaxies.”

— APOD editors, June 20, 2010

Read the full explanation on science.nasa.gov

At a glance

Date
June 20, 2010
Type
Image
Credit
Credit: Andrew Fruchter ( STScI ) et al., WFPC2 , HST , NASA Digitally reprocessed: Al Kelly
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 147 words

All of June 2010 → · 2010 by month → · Full archive since 1995 →

Topics in this entry

Galaxies

Topics are matched from words in the title and explanation.

On this day: June 20 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.