Gravity Probe B Relativity Test Spacecraft
NASA’s Gravity Probe B spacecraft was an Earth-orbiting relativity experiment launched in 2004 to measure geodetic and frame-dragging effects predicted by Einstein’s general theory of relativity using four precision gyroscopes.
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Identity
- Family Name
- Gravity Probe B
- Full Name
- Gravity Probe B Relativity Test Spacecraft
- Roles
- orbitertechnology_demonstratorresearch
- Status
- retired
- Type
- spacecraft
Details
- Description
- NASA’s Gravity Probe B spacecraft was an Earth-orbiting relativity experiment launched in 2004 to measure geodetic and frame-dragging effects predicted by Einstein’s general theory of relativity using four precision gyroscopes.
- First Flight Year
- 2,004
- Operator
Links
Assets & Meta
- Creation Time
- August 13, 2026 at 21:10:08 UTC
- Updated Time
- August 14, 2026 at 21:17:38 UTC