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NASA Astronomy Picture of the Day artwork

NASA Astronomy Picture of the Day

A new image of the cosmos every day with an expert explanation. One of the internet's oldest and best daily rituals.

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Appears on
Domain

Nature & Cosmos

The living systems of existence — from ecosystems and oceans to stars,…

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Topic

Astrophysics

The physics of stars, galaxies, and the cosmos — understanding the uni…

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