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Astronomy Picture of the Day
Updated: 4 hours 37 min ago

Three Galaxies and a Comet

Sat, 20/01/2018 - 19:00

Diffuse starlight and dark nebulae Diffuse starlight and dark nebulae


Launch and Landing

Fri, 19/01/2018 - 17:00

A composite of three consecutive exposures, A composite of three consecutive exposures,


Blue Comet PanSTARRS

Thu, 18/01/2018 - 15:00

Discovered with the PanSTARRS telescope on September 7, 2016, Discovered with the PanSTARRS telescope on September 7, 2016,


RCW 114: A Dragon's Heart in Ara

Wed, 17/01/2018 - 14:00

 A Dragon's Heart in Ara RCW 114: A Dragon's Heart in Ara


NGC 2623: Merging Galaxies from Hubble

Tue, 16/01/2018 - 12:00

Where do stars form when galaxies collide? Where do stars form when galaxies collide?


Bright Planetary Nebula NGC 7027 from Hubble

Mon, 15/01/2018 - 10:00

It is one of the brightest planetary nebulae on the sky -- what should it be named? It is one of the brightest planetary nebulae on the sky -- what should it be named?


Clouds of Andromeda

Sun, 14/01/2018 - 09:00

What are those red clouds surrounding the Andromeda galaxy? What are those red clouds surrounding the Andromeda galaxy?


A Tether in Space

Sat, 13/01/2018 - 07:00

One of the greatest unrequited legends of One of the greatest unrequited legends of


Planets on the Wing

Fri, 12/01/2018 - 18:00

Planets on the Wing Planets on the Wing


Carina over Lake Ballard

Thu, 11/01/2018 - 16:00

Carina over Lake Ballard Carina over Lake Ballard


M1: The Incredible Expanding Crab

Wed, 10/01/2018 - 14:00

The Crab Nebula is cataloged as M1, the first on The Crab Nebula is cataloged as M1, the first on


The Helix Nebula from CFHT

Tue, 09/01/2018 - 12:00

Will our Sun look like this one day?  Will our Sun look like this one day?


Unexpected X-Rays from Perseus Galaxy Cluster

Mon, 08/01/2018 - 10:00

Why does the Perseus galaxy cluster shine so strangely in one specific color of X-rays? Why does the Perseus galaxy cluster shine so strangely in one specific color of X-rays?


Sun Halo over Sweden

Sun, 07/01/2018 - 08:00

What's happened to the Sun?  What's happened to the Sun?


To Fly Free in Space

Sat, 06/01/2018 - 18:00

What would it be like to fly free in space? What would it be like to fly free in space?


Apollo 17 VIP Site Anaglyph

Fri, 05/01/2018 - 16:00

Get out your red/blue glasses and check out this Get out your red/blue glasses and check out this


M78 Wide Field

Thu, 04/01/2018 - 14:00

M78 Wide Field M78 Wide Field


Recycling Cassiopeia A

Wed, 03/01/2018 - 12:00

Massive stars in our Milky Way Galaxy live spectacular lives. Massive stars in our Milky Way Galaxy live spectacular lives.