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Astronomy Picture of the Day

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Astronomy Picture of the Day
Updated: 1 hour 12 min ago

Halo of the Cat s Eye

1 hour 12 min ago

Halo of the Cat s Eye


Summer to Winter Milky Way

Sat, 10/20/2018 - 11:18

Taken near local midnight, this autumn night's panorama follows the


Cherenkov Telescope at Sunset

Fri, 10/19/2018 - 11:13

On October 10, a new telescope reflected the light


M15: Dense Globular Star Cluster

Thu, 10/18/2018 - 11:12

M15: Dense Globular Star Cluster


Jupiter in Ultraviolet from Hubble

Wed, 10/17/2018 - 11:10

Jupiter looks a bit different in ultraviolet light.


M16: In and Around the Eagle Nebula

Tue, 10/16/2018 - 11:06

From afar, the whole thing looks like an


Orion in Red and Blue

Mon, 10/15/2018 - 11:02

When did Orion become so flashy?


Skygazers on the Beach

Sun, 10/14/2018 - 11:02

Kona, a young boxer, is a dog who loves splashing in the waves


The Falcon 9 Nebula

Sat, 10/13/2018 - 11:02

Not the


West Coast Launch and Landing

Fri, 10/12/2018 - 11:00

A SpaceX Falcon 9 rocket


Sun Dance

Thu, 10/11/2018 - 10:56

Sometimes, the surface of our Sun seems to dance.


NGC 1672: Barred Spiral Galaxy from Hubble

Wed, 10/10/2018 - 10:56

Many spiral galaxies have bars across their centers.


Comet 21P Between Rosette and Cone Nebulas

Tue, 10/09/2018 - 10:55

Small bits of this greenish-gray comet are expected to streak across Earth's atmosphere tonight.


The Scale of the Universe Interactive

Mon, 10/08/2018 - 10:54

What does the universe look like on small scales?


Aurora: The Frog's View

Sun, 10/07/2018 - 10:54

Aurora: The Frog's View


The Last Days of Venus as the Evening Star

Sat, 10/06/2018 - 10:54

The Last Days of Venus as the Evening Star


Opportunity After the Storm

Fri, 10/05/2018 - 10:52

Opportunity After the Storm


NGC 1898: Globular Cluster in the LMC

Thu, 10/04/2018 - 10:47

Jewels don't shine this bright -- only stars do.


Supernumerary Rainbows over New Jersey

Wed, 10/03/2018 - 10:47

Yes, but can your rainbow do this?


The First Rocket Launch from Cape Canaveral

Tue, 10/02/2018 - 10:46

A new chapter in space flight began in 1950 with the


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