NASA’s Astronomy Picture of the Day

2025 June 01 - UGC 1810: Wildly Interacting Galaxy from Hubble

In today's image, we see th galaxy known as UGC 1810. This is an example of what is sometimes called a peculiar galaxy because of its unusual structure....

2025 May 31 - Afterimage Sunset

In today's image, we see a processed image of the Sun setting behind a bell tower. Staring at this image for about 30 seconds and then looking at a...

2025 May 30 - Mars in the Loop

In today's image, we see a number of images of Mars showing its retrograde loop which occurred between December of last year and February of this year....

2025 May 29 - Irregular Dwarf Galaxy Sextans A

In today's image, we see a member of our local group of galaxies, an irregular dwarf galaxy known as Sextans A.

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2025 May 28 - Herbig-Haro 24

In today's image, we see what is known as a Herbig-Haro object which is formed as jets of material are expelled from a protostar as it is in the process...