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Astronomy Picture of the Day: Earthrise 1: Historic Image Remastered

"Oh my God! Look at that picture over there! Here's the Earth coming up. Wow is that pretty!"

Astronomy Picture of the Day: Earthrise: A Video Reconstruction

About 12 seconds into this video, something unusual happens.

Astronomy Picture of the Day: Extraordinary Solar Halos

Welcome to the December Solstice, the first day of winter in planet Earth's northern hemisphere and summer in the south.

Astronomy Picture of the Day: A Rainbow Geminid Meteor

Meteors can be colorful. While the human eye usually cannot discern many colors, cameras often can.

Astronomy Picture of the Day: Aurora Shimmer, Meteor Flash

Some night skies are serene and passive -- others shimmer and flash. The later, in the form of auroras and meteors, haunted skies over the island of Kvaløya, near Tromsø Norway on 2009 December 13.

Astronomy Picture of the Day: December's Comet Wirtanen

Coming close in mid-December, Comet 46P Wirtanen hangs in this starry sky over the bell tower of a Romanesque church.

Astronomy Picture of the Day: Cetus Galaxies and Supernova

Large spiral galaxy NGC 1055 at top left joins spiral Messier 77 (bottom right) in this cosmic view toward the aquatic constellation Cetus.

Astronomy Picture of the Day: Highlights of the North Winter Sky

What can you see in the night sky this season? The featured graphic gives a few highlights for Earth's northern hemisphere.

Astronomy Picture of the Day: Rocket Launch between Mountains

What's happening between those mountains? A rocket is being launched to space.

Astronomy Picture of the Day: Mount Everest Star Trails

The highest peak on planet Earth is framed in this mountain and night skyscape.

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