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Deep Field: Nebulae of Sagittarius

Astronomy Picture of the Day - Wed, 05/22/2019 - 20:30

These three bright nebulae are often featured on telescopic tours of the


Planets of the Solar System: Tilts and Spins

Astronomy Picture of the Day - Tue, 05/21/2019 - 20:30

How does your favorite planet spin?


A Circumhorizontal Arc Over Ohio

Astronomy Picture of the Day - Mon, 05/20/2019 - 20:28

Why would clouds appear to be different colors?


Atlas, Daphnis, and Pan

Astronomy Picture of the Day - Sun, 05/19/2019 - 20:27

Atlas, Daphnis, and Pan


RS Puppis

Astronomy Picture of the Day - Sat, 05/18/2019 - 20:27

Pulsating


Dark Skies: Turn on the Night

Astronomy Picture of the Day - Fri, 05/17/2019 - 20:27

Have you ever experienced a really dark night sky?


Anemic Spiral NGC 4921 from Hubble

Astronomy Picture of the Day - Thu, 05/16/2019 - 20:25

How far away is spiral galaxy NGC 4921?


Young Star Cluster Trumpler 14 from Hubble

Astronomy Picture of the Day - Thu, 05/16/2019 - 20:25

Why does star cluster Trumpler 14 have so many bright stars?


Rho Ophiuchi Wide Field

Astronomy Picture of the Day - Thu, 05/16/2019 - 20:25

The colorful clouds surrounding the star system Rho Ophiuchi


Ash and Lightning above an Icelandic Volcano

Astronomy Picture of the Day - Thu, 05/16/2019 - 20:25

Why did a picturesque


Milky Way, Launch, and Landing

Astronomy Picture of the Day - Thu, 05/16/2019 - 20:25

The Milky Way doesn't look quite this colorful and bright to the eye,


Halley Dust and Milky Way

Astronomy Picture of the Day - Thu, 05/16/2019 - 20:25

Halley Dust and Milky Way


The Great Nebula in Carina

Astronomy Picture of the Day - Wed, 05/08/2019 - 20:22

What's happening in the center of the Carina Nebula?


Virtual Flyby of the Whirlpool Galaxy

Astronomy Picture of the Day - Tue, 05/07/2019 - 20:22

What would it look like to fly over a spiral galaxy?


Saturn, Titan, Rings, and Haze

Astronomy Picture of the Day - Mon, 05/06/2019 - 20:21

Saturn, Titan, Rings, and Haze


Saturn and the Da Vinci Glow

Astronomy Picture of the Day - Sun, 05/05/2019 - 20:21

On February 2nd early morning risers saw Saturn near an old Moon


Clouds of the Large Magellanic Cloud

Astronomy Picture of the Day - Sat, 05/04/2019 - 20:20

Clouds of the Large Magellanic Cloud


Manicouagan Impact Crater from Space

Astronomy Picture of the Day - Fri, 05/03/2019 - 20:19

Orbiting 400 kilometers above Quebec, Canada, planet Earth, the


The Cat's Eye Nebula in Optical and X-ray

Astronomy Picture of the Day - Thu, 05/02/2019 - 20:19

To some it looks like a cat's eye.


Meteor Misses Galaxy

Astronomy Picture of the Day - Wed, 05/01/2019 - 20:19

The galaxy was never in danger.


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