Astronomy Picture of the Day · July 11, 2023

Sunspots on an Active Sun

The Astronomy Picture of the Day for July 11, 2023 is “Sunspots on an Active Sun,” an image. The picture is copyrighted by its creator (Image Credit: NASA , SDO ; Processing & Copyright: Şenol Şanlı). The original explanation runs about 177 words.

Our Sun is pictured with hundreds of dark sunspots. The image is actually a composite of all of the sunspots visible during the first half of this year. Please see the explanation for more detailed information. — Credit: Image Credit: NASA , SDO ; Processing & Copyright: Şenol Şanlı Copyrighted Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Why is our Sun so active now ? No one is sure.”

— APOD editors, July 11, 2023

Read the full explanation on science.nasa.gov

At a glance

Date: July 11, 2023
Type: Image
Credit: Credit: Image Credit: NASA , SDO ; Processing & Copyright: Şenol Şanlı
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 177 words