Image: Two moons passing in the night

(Phys.org) —The Saturn moons Mimas and Pandora remind us of how different they are when they appear together, as in this image taken by NASA's Cassini spacecraft. Pandora's small size means that it lacks sufficient gravity ...

NASA's Mars Odyssey orbiter watches comet fly near

The longest-lived robot ever sent to Mars came through its latest challenge in good health, reporting home on schedule after sheltering behind Mars from possible comet dust.

NRL launches TacSat-4 to augment communications needs

The Navy's Tactical Satellite-IV (TacSat-4) successfully launched Sept. 27 aboard an Orbital Sciences Minotaur-IV+ launch vehicle from Alaska Aerospace Corporation's (AAC) Kodiak Launch Complex, Kodiak Island, Alaska.

NRL TacSat-4 spacecraft encapsulated

The Naval Research Laboratory's Tactical Satellite IV (TacSat-4) has been encapsulated inside the fairing (nose cone) of an Orbital Sciences Corporation Minotaur-IV+ launch vehicle in preparation for a Sept. 27 launch from ...

NRL ready to deploy virtual mission operations center

The Naval Research Laboratory (NRL) is ready to deploy a remarkable capability that has been the focus of a six-year project developed in concert with numerous government and industry partners. Developed by NRL's Spacecraft ...

NASA GRAIL returns first student-selected moon images

(PhysOrg.com) -- One of two NASA spacecraft orbiting the moon has beamed back the first student-requested pictures of the lunar surface from its onboard camera. Fourth grade students from the Emily Dickinson Elementary School ...

NRL set to launch experimental TacSat-4 spacecraft

The Naval Research Laboratory's Tactical Satellite IV (TacSat-4) is scheduled to launch from the Alaska Aerospace Corporation's Kodiak Launch Complex, Tuesday, September 27, 2011, aboard an Orbital Sciences Corporation Minotaur-IV+ ...

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