Once you can accept the Universe as matter expanding into nothing that is something, wearing stripes with plaid comes easy.

— Albert Einstein

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Astronomy Picture of the Day
Updated: 1 day 2 hours ago

Messier 81

Fri, 03/28/2025 - 8:00am

One of the brightest galaxies in planet Earth's sky is similar in size


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Fri, 03/28/2025 - 8:00am

You'd think the Pacman Nebula would be eating stars, but actually it is forming them.


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Fri, 03/28/2025 - 8:00am

What causes a blue band to cross the Moon during a lunar eclipse?


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Fri, 03/28/2025 - 8:00am

If the full Moon suddenly faded, what would you see?


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Fri, 03/28/2025 - 8:00am

This was once a beach -- on ancient


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SuperCam Target on Maaz

Fri, 03/28/2025 - 8:00am

What's the sound of


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Lunar Dust and Duct Tape

Fri, 03/28/2025 - 8:00am

Lunar Dust and Duct Tape


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The Leo Trio

Thu, 03/27/2025 - 4:00am

This popular group leaps into the early evening sky around the


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The Solar Eclipse Analemma Project

Wed, 03/26/2025 - 12:00am

Recorded from 2024 March 10, to 2025 March 1, this


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Blue Ghost s Diamond Ring

Wed, 03/26/2025 - 12:00am

Blue Ghost s Diamond Ring


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Mon, 03/24/2025 - 8:00pm

There is no sea on Earth large enough to contain the Shark nebula.


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Sun, 03/23/2025 - 4:00pm

Thor not only has


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Sat, 03/22/2025 - 12:00pm

This was a very unusual type of solar eclipse.


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Tololo Totality

Fri, 03/21/2025 - 8:00am

Tololo Totality


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Moon Pi and Mountain Shadow

Thu, 03/20/2025 - 4:00am

Moon Pi and Mountain Shadow


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The Protostars within Lynds 483

Wed, 03/19/2025 - 12:00am

The Protostars within Lynds 483


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Wed, 03/19/2025 - 12:00am

Why does this galaxy look like a


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Mon, 03/17/2025 - 8:00pm

Many spiral galaxies have bars across their centers.


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Sun, 03/16/2025 - 4:00pm


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Sat, 03/15/2025 - 12:00pm

Why are there so many cyclones around the north pole of Jupiter?


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