Astronomy Picture of the Day · April 16, 2007

MWC 922: The Red Square Nebula

The Astronomy Picture of the Day for April 16, 2007 is “MWC 922: The Red Square Nebula,” an image. The picture is copyrighted by its creator (Credit & Copyright: Peter Tuthill ( Sydney U. ) and James Lloyd ( Cornell )). The original explanation runs about 162 words.

From the explanation

“What could cause a nebula to appear square? No one is quite sure.”

— APOD editors, April 16, 2007

Read the full explanation on science.nasa.gov

At a glance

Date: April 16, 2007
Type: Image
Credit: Credit & Copyright: Peter Tuthill ( Sydney U. ) and James Lloyd ( Cornell )
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 162 words