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Astronomy Picture of the Day

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Astronomy Picture of the Day
Updated: 18 hours 9 min ago

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

The Lonely Neutron Star in Supernova E0102 72.3

Mon, 10/01/2018 - 10:46

Why is this neutron star off-center?

55 Nights with Saturn

Sun, 09/30/2018 - 10:37

55 Nights with Saturn

The Light, the Dark, and the Dusty

Sat, 09/29/2018 - 10:37

This colorful skyscape spans about two full moons across nebula rich

M33: Triangulum Galaxy

Fri, 09/28/2018 - 10:36

The small, northern constellation

The Sun's Spectrum with its Missing Colors

Thu, 09/27/2018 - 10:36

It is still not known why the Sun's light is missing some colors.

Highlights of the North Autumn Sky

Wed, 09/26/2018 - 10:34

Highlights of the North Autumn Sky

Rover 1A Hops on Asteroid Ryugu

Tue, 09/25/2018 - 10:33

Two small robots have begun hopping around the surface of asteroid Ryugu.

Equinox: Analemma over the Callanish Stones

Mon, 09/24/2018 - 10:25

Does the Sun return to the same spot on the sky every day at the same time?


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