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Astronomy Picture of the Day
Updated: 6 hours 22 min ago

A White Battle in the Black Sea

6 hours 22 min ago

Trillions have died in the Earth's seas. Trillions have died in the Earth's seas.


The Holographic Principle

6 hours 22 min ago

Is this picture worth a thousand words?  Is this picture worth a thousand words?


Between the Rings

6 hours 22 min ago

Between the Rings Between the Rings


NGC 4302 and NGC 4298

6 hours 22 min ago

NGC 4302 and NGC 4298 NGC 4302 and NGC 4298


Asteroid 2014 JO25

6 hours 22 min ago

A day before its closest approach, asteroid 2014 JO25 A day before its closest approach, asteroid 2014 JO25


The Red Spider Planetary Nebula

6 hours 22 min ago

Oh what a Oh what a


A Split Ion Tail for Comet Lovejoy E4

6 hours 22 min ago

What's happened to Comet Lovejoy? What's happened to Comet Lovejoy?


Night Glows

Mon, 24/04/2017 - 09:00

What glows in the night? What glows in the night?


Two Million Stars on the Move

Sun, 23/04/2017 - 07:00

If you could watch the night sky for one million years -- how would it change? If you could watch the night sky for one million years -- how would it change?


Life Enabling Plumes above Enceladus

Sat, 22/04/2017 - 18:00

Life Enabling Plumes above Enceladus  Life Enabling Plumes above Enceladus


Luminous Salar de Uyuni

Fri, 21/04/2017 - 16:00

A scene in high contrast this thoughtful night skyscape is A scene in high contrast this thoughtful night skyscape is


Earth Shadow over Damavand

Thu, 20/04/2017 - 14:00

Through crystal clear skies this beautiful panorama follows the curve of Through crystal clear skies this beautiful panorama follows the curve of


Moons and Jupiter

Wed, 19/04/2017 - 12:00

On April 10, a Full Moon and Jupiter shared this telephoto field of view. On April 10, a Full Moon and Jupiter shared this telephoto field of view.


Leo Trio

Tue, 18/04/2017 - 10:00

This group is popular in the northern spring. This group is popular in the northern spring.


Man, Dog, Sun

Mon, 17/04/2017 - 08:00

This was supposed to be a shot of trees in front of a setting Sun. This was supposed to be a shot of trees in front of a setting Sun.


Galaxy Cluster Gas Creates Hole in Microwave Background

Sun, 16/04/2017 - 06:00

Why would this cluster of galaxy punch a hole in the cosmic microwave background (CMB)? Why would this cluster of galaxy punch a hole in the cosmic microwave background (CMB)?


Comet Hale Bopp Over Val Parola Pass

Sat, 15/04/2017 - 17:00

Comet Hale Bopp Over Val Parola Pass Comet Hale Bopp Over Val Parola Pass


Zeta Oph: Runaway Star

Fri, 14/04/2017 - 15:00

Like a ship plowing through cosmic seas, Like a ship plowing through cosmic seas,


Castle Eye View

Thu, 13/04/2017 - 13:00

The best known asterism in northern skies, The Big Dipper is The best known asterism in northern skies, The Big Dipper is


Dark Nebula LDN 1622 and Barnard's Loop

Wed, 12/04/2017 - 11:00

The silhouette of an intriguing The silhouette of an intriguing