Astronomy Picture of the Day: Sun Dance

Sometimes, the surface of our Sun seems to dance.

Astronomy Picture of the Day: NGC 1672: Barred Spiral Galaxy from Hubble

Many spiral galaxies have bars across their centers. Even our own Milky Way Galaxy is thought to have a modest central bar.

Astronomy Picture of the Day: Comet 21P Between Rosette and Cone Nebulas

Small bits of this greenish-gray comet are expected to streak across Earth's atmosphere tonight.

Astronomy Picture of the Day: The Scale of the Universe - Interactive

What does the universe look like on small scales? On large scales?

Astronomy Picture of the Day: Aurora: The Frog's View

What does an aurora look like to a frog? "Awesome!" is the likely answer, suggested by this imaginative snapshot taken on October 3rd from Kiruna, Sweden.

Astronomy Picture of the Day: The Last Days of Venus as the Evening Star

That's not a young crescent Moon poised above the hills along the western horizon at sunset.

Astronomy Picture of the Day: Opportunity After the Storm

On Mars dust storms can't actually blow spacecraft over, but they can blot out the Sun.

Astronomy Picture of the Day: NGC 1898: Globular Cluster in the Large Magellanic Cloud

Jewels don't shine this bright -- only stars do. And almost every spot in this glittering jewel-box of an image from the Hubble Space Telescope is a star.

Astronomy Picture of the Day: The First Rocket Launch from Cape Canaveral

A new chapter in space flight began in 1950 with the launch of the first rocket from Cape Canaveral, Florida: the Bumper V-2.

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