News tagged with space probe

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GRAIL launch less than one month away

(PhysOrg.com) -- NASA's twin lunar probes – GRAIL-A and GRAIL-B - completed their final inspections and were weighed one final time at the Astrotech Space Operations facility in Titusville, Fla., on Tuesday. ...

dateAug 12, 2011 in Space Exploration
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Gentle nudges towards Vesta

The Dawn space probe entered into an orbit around the planetoid Vesta. The planetoid is 2.3 times further from the Sun than the Earth. Dawn used the force of gravity to get there. And an ion engine.

dateAug 02, 2011 in Space Exploration
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Voyager set to enter interstellar space

(PhysOrg.com) -- More than 30 years after they left Earth, NASA's twin Voyager probes are now at the edge of the solar system. Not only that, they're still working. And with each passing day they are beaming ...

dateApr 29, 2011 in Space Exploration
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Thermoelectric materials: recycling energy

(PhysOrg.com) -- For some years now, NASA has been using what are called thermoelectric materials to power its space probes. The probes travel such great distances from our sun that solar panels are no longer ...

dateMar 31, 2011 in General Physics
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