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Lightning over the Volcano of Water

Have you ever watched a lightning storm in awe?

HDR: Earth's Circular Shadow on the Moon

What could create such a large circular shadow on the Moon?

chrismass tree and cone nebula

NGC 2264

Astronomy Picture of the Day: Earthrise: A Video Reconstruction

About 12 seconds into this video, something unusual happens.

Astronomy Picture of the Day: The Fairy of Eagle Nebula

The dust sculptures of the Eagle Nebula are evaporating. As powerful starlight whittles away these cool cosmic mountains, the statuesque pillars that remain might be imagined as mythical beasts.

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: 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: Rotating Asteroid Bennu from OSIRIS-REx

Could this close-by asteroid ever hit the Earth? Eventually yes -- but probably not for a very long time, even though the asteroid is expected to pass inside the orbit of the Moon next century.

Astronomy Picture of the Day: Supernumerary Rainbows over New Jersey

Yes, but can your rainbow do this?

Astronomy Picture of the Day: Cocoon Nebula Deep Field

Inside the Cocoon Nebula is a newly developing cluster of stars.

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