Astronomy Picture of the Day · April 21, 2025

Galaxy Lenses Galaxy from Webb

The Astronomy Picture of the Day for April 21, 2025 is “Galaxy Lenses Galaxy from Webb,” an image. It is credited to Image Credit: ESA/Webb , NASA & CSA , G. Mahler. The original explanation runs about 153 words.

What looks like a single spiral galaxy is shown with a white center surrounded by inner blue arms and outer red arms. Please see the explanation for more detailed information. — Credit: Image Credit: ESA/Webb , NASA & CSA , G. Mahler Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Is this one galaxy or two? Although it looks like one, the answer is two.”

— APOD editors, April 21, 2025

Read the full explanation on science.nasa.gov

At a glance

Date: April 21, 2025
Type: Image
Credit: Credit: Image Credit: ESA/Webb , NASA & CSA , G. Mahler
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 153 words