View of Earth showing clouds over water taken by Apollo 11 crewmembers

South Greenland, North Atlantic Ocean

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View of Earth, showing Africa, Europe and Asia taken by Apollo 11 crewmember

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One-third of Earth's sphere as seen from Apollo 11 spacecraft

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Close-up view of U.S. flag deployed on Moon by Apollo 17 crew

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Cape Province, South Africa as seen from STS-58

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Earth Observations taken by Expedition 34 crewmember

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View of earth visible from Apollo 8 spacecraft during lunar orbital mission

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Earth Observations taken by Expedition 34 crewmember

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Mars at 43 Million Miles From Earth

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Three dimensional perspective view of Mammoth Mountain, California

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View of Argentina-Paraguay border area of South America

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A Bubble Bursts

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Silicates in Alien Asteroids

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OPALS and the Moon

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Measuring Brightness of Super Earth 55 Cancri e

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Universal Matter

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Peru-Bolivia border, part of Amazon Basin, and the SLS-2 laboratory module

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Three frequency false color image of Flevoland, the Netherlands

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During STS-57, EURECA is grappled by OV-105's RMS end effector

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Earth observations taken from Space Shuttle Columbia during STS-78 mission

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View of western portion of the Republic of Panama on Isthmus of Panama

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Island wake produced by Antipodes Islands south of New Zealand

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Magician of a Planet Disappears to Reveal Itself

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Chaotic Star Birth

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