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Discovery Alert: ‘Baby’ Planet Photographed in a Ring around a Star for the First Time!

Discovery Alert: ‘Baby’ Planet Photographed in a Ring around a Star for the First Time!

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An astronaut wears a VR headset and holds controllers in his hands during a training exercise.

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April 22, 2008

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April 22, 2008

Big Blue Marble
Cities at Night: The View from Space

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