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Astronomy & Observing News

Mars Odyssey Pays Early Dividends

After successfully settling into orbit around the Red Planet, NASA's Mars Odyssey has begin its 2½-year mapping mission.

Astronomy & Observing News

A Galaxy Turning Backward?

A spiral galaxy's arms trail behind when it rotates, right? Not always.

Astronomy & Observing News

Giant Eye Views the Horsehead

The cosmic chess piece, the Horsehead Nebula, is seen in all its glory through the eyes of the VLT.

Crescent Moon from video image

Moon

Close-Up of an Alien World

The lunar surface consists of more than just craters and mare. Here's a guide to some of the other lunar features.

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