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Astronomy Picture of the Day
Updated: 9 hours 55 min ago

Andromeda before Photoshop

9 hours 55 min ago

What does the Andromeda galaxy really look like? What does the Andromeda galaxy really look like?


A Stellar Jewel Box: Open Cluster NGC 290

9 hours 55 min ago

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


Interplanetary Earth

9 hours 55 min ago

In an interplanetary first, on July 19, 2013 In an interplanetary first, on July 19, 2013


Planet Earth at Blue Hour

9 hours 55 min ago

Nature photographers and other Nature photographers and other


Mid-Air Meteor and Milky Way

9 hours 55 min ago

On September 24, a late evening commercial flight from On September 24, a late evening commercial flight from


NGC 7714: Starburst after Galaxy Collision

9 hours 55 min ago

Is this galaxy jumping through a Is this galaxy jumping through a


The Galaxy Above

9 hours 55 min ago

Have you contemplated your home galaxy lately? Have you contemplated your home galaxy lately?


Sprite Lightning in HD

Mon, 14/10/2019 - 18:00

This phenomenon occurs in the sky over our heads, not the sea. This phenomenon occurs in the sky over our heads, not the sea.


Io Eclipse Shadow on Jupiter from Juno

Sun, 13/10/2019 - 16:00

What's that dark spot on Jupiter? What's that dark spot on Jupiter?


The Horsehead Nebula

Sat, 12/10/2019 - 14:00

The Horsehead Nebula The Horsehead Nebula


Jupiter and the Moons

Fri, 11/10/2019 - 12:00

After sunset on October 3, some of the Solar System's largest moons After sunset on October 3, some of the Solar System's largest moons


InSight on a Cloudy Day

Thu, 10/10/2019 - 11:00

InSight on a Cloudy Day InSight on a Cloudy Day


The Hydrogen Clouds of M33

Wed, 09/10/2019 - 09:00

Gorgeous spiral galaxy M33 seems to have more than its fair share of Gorgeous spiral galaxy M33 seems to have more than its fair share of


Molecular Clouds in the Carina Nebula

Tue, 08/10/2019 - 07:00

They are not alive -- but they are dying. They are not alive -- but they are dying.


Black Hole Safety Video

Mon, 07/10/2019 - 18:00

If you were a small one-eyed monster, would you want to visit a black hole? If you were a small one-eyed monster, would you want to visit a black hole?


Orion Rising over Brazil

Sun, 06/10/2019 - 16:00

Have you seen Orion lately? Have you seen Orion lately?


MyCn 18: The Engraved Hourglass Planetary Nebula

Sat, 05/10/2019 - 14:00

Do you see the hourglass shape -- or does it see you? Do you see the hourglass shape -- or does it see you?


An Analemma of the Sun

Fri, 04/10/2019 - 12:00

An Analemma of the Sun An Analemma of the Sun


The Annotated Galactic Center

Thu, 03/10/2019 - 10:00

The Annotated Galactic Center The Annotated Galactic Center


Da Vinci Rise

Wed, 02/10/2019 - 08:00

An old Moon rose this morning, its waning sunlit crescent An old Moon rose this morning, its waning sunlit crescent