Stars,

 

Spitzer's Orion

Few cosmic vistas excite the imagination like the Orion Nebula!

NGC 2170: Angel Nebula Still Life

Is this a painting or a photograph?

Arp 87: Merging Galaxies from Hubble

This dance is to the death. Along the way, as these two large galaxies duel, a cosmic bridge of stars, gas, and dust currently stretches over 75,000 light-years and joins them.

Star Forming Region NGC 3582 without Stars

What's happening in the Statue of Liberty nebula?

M82: Galaxy with a Supergalactic Wind

Why is the Cigar Galaxy billowing red smoke?

Lynds Dark Nebula 1251

Stars are forming in Lynds Dark Nebula (LDN) 1251.

Astronomy Picture of the Day: Messier 2

After the Crab Nebula, M1, this giant star cluster is the second entry in 18th century astronomer Charles Messier's famous list of things that are not comets.

Astronomy Picture of the Day: Arp 188 and the Tadpole's Tail

Why does this galaxy have such a long tail? In this stunning vista, based on image data from the Hubble Legacy Archive, distant galaxies form a dramatic backdrop for disrupted spiral galaxy Arp 188, the Tadpole Galaxy.

Astronomy Picture of the Day: Mount Everest Star Trails

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

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.

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