NASA’s Astronomy Picture of the Day

In today's image, we see analemmas that were taken on two different planets - Earth and Mars. An analemma shows the changing position of the Sun over the course of a year.

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In today's image, we see multiple stacked images showing both sunrise and moonrise from June 2024 through June 2025. During this time, the Moon is what is called a standstill where it is an an extrem…

In today's image, we see a deep image of a galaxy showing a halo of material. This is likely the remnant of other small galaxies which have been torn apart by the tidal forces of the larger galaxy.

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In today's image, we see an image of the International Space Station as it passes in front of our Moon. The Silhouette of the ISS is clearly visible in the image.

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In today's image, we see the region in space near the Rosette Nebula. This is a part of a star forming region where a new cluster of stars is in the process of forming at the center of the Rosette ne…

In today's image, we see a mosaic of images from APOD images used during the past five years. These are put together to reproduce Van Gogh's famous Starry Night painting.

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In today's image, we see the sunset as seen on two different planets. On the left we see the sunset as seen from Earth. On the right we see the sunset as seen from the planet Mars.

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In today's image, we see a view over the Limay River in Argentina. In the sky, we see our Milky Way, the planet Venus as well as several meteors and many satellite trails going across the sky.

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In today's image, we see the galaxy known as UGC 2885, also known as Rubin's galaxy after astronomer Vera Rubin who studied galaxies like this to suggest the existence of dark matter in the haloes of…

In today's image, we see an example of a total solar eclipse from 2023. A total solar eclipse occurs when our Moon passes in front of our Sun, temporarily blocking out its light.

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In today's image, we see s compilation of images of the 25 brightest stars visible in the sky. This includes the brightest star, Sirius. You will note Polaris is not on the list, being the 50th brigh…

In today's image, we see the moon of Saturn known as Enceladus. This moon is known to have an ocean of liquid water below its surface and is a potential candidate for life.

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In today's image, we see two recently discovered nebula candidates. Scylla is a candidate for a supernova remnant while Charybdis is a candidate for a planetary nebula. Both need further study before…

In today's image, we see the nearby spiral galaxy known by its catalog designation NGC 3344. This is an example of a face on spiral galaxy where we are looking down from above (or up from below!) all…

In today's image, we see an image taken by the Perseverance rover from the surface of Mars. The image shows the rover itself as well as the Ingenuity helicopter which completed its 72nd and final mis…

In today's image, we see the planetary nebula known as the Butterfly Nebula for its distinctive shape. A planetary nebula is the end state of a star much like our own Sun.

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In today's image, we see the area around the Savudrija Lighthouse alone with star trails in the sky. the star trails consist of 400 images of 30 seconds each, stacked together.

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In today's image, we see the Milky Way and Small Magellanic Cloud in the sky over the soon to be in operation, Vera Rubin Observatory in Chile.

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In today's image, we see the airglow and gravity waves in the sky giving various rainbow patterns in the night sky.

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In today's image, we see the Veil Nebula. The remnant of a star that would have been seen to explode here on Earth about 7000 years ago. The image is divided into several sections, each with its own …