constellation

 

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: 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: IC 1871: Inside the Soul Nebula

This cosmic close-up looks deep inside the Soul Nebula.

Astronomy Picture of the Day: Good Morning Leonid

On November 17, just an hour before sunrise, this bright and colorful meteor flashed through clear predawn skies.

Astronomy Picture of the Day: Portrait of NGC 281

Look through the cosmic cloud cataloged as NGC 281 and you might miss the stars of open cluster IC 1590.

Astronomy Picture of the Day: The Tarantula Nebula

The Tarantula Nebula, also known as 30 Doradus, is more than a thousand light-years in diameter, a giant star forming region within nearby satellite galaxy the Large Magellanic Cloud.

Astronomy Picture of the Day: The Cave Nebula in Hydrogen, Oxygen, and Sulfur

What's inside this cosmic cave? A stellar nursery 10 light-years deep.

Astronomy Picture of the Day: The Lagoon Nebula is Stars, Gas, and Dust

The majestic Lagoon Nebula is filled with hot gas and the home for many young stars.

Astronomy Picture of the Day: NGC 6188: The Dragons of Ara

Dark shapes with bright edges winging their way through dusty NGC 6188 are tens of light-years long.

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