Gravity Probe B
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Launch date | April 20, 2004 |
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Orbit height | 650 km |
Cost | 750 million USD |
Manufacturers | Lockheed Martin |
Rocket | Delta II |
Mission duration | 17. 5 months |
Date of Reg. | |
Date of Upd. | |
ID | 3038392 |
About Gravity Probe B
Gravity Probe B was a satellite-based mission to test two unverified predictions of general relativity: the geodetic effect and frame-dragging.