Astronomy Picture of the Day · February 10, 2011

Hanny's Voorwerp

The Astronomy Picture of the Day for February 10, 2011 is “Hanny's Voorwerp,” an image. It is credited to Credit: NASA , ESA , W. Keel (Univ. Alabama), et al., Galaxy Zoo Team. The original explanation runs about 197 words.

From the explanation

“Hanny’s Voorwerp , Dutch for “Hanny’s Object”, is enormous, about the size of our own Milky Way Galaxy. Glowing strongly in the greenish light produced by ionized oxygen atoms, the mysterious voorwerp is below spiral galaxy IC 2497 in this view from the Hubble Space Telescope .”

— APOD editors, February 10, 2011

Read the full explanation on science.nasa.gov

At a glance

Date: February 10, 2011
Type: Image
Credit: Credit: NASA , ESA , W. Keel (Univ. Alabama), et al., Galaxy Zoo Team
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 197 words

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Topics in this entry

The Milky Way Galaxies Hubble Space Telescope

Topics are matched from words in the title and explanation.

On this day: February 10 in other years

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Source

Astronomy Picture of the Day, February 10, 2011 — science.nasa.gov/image-article/apod-2011-february-10-hannys-voorwerp

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.