Six hundred miles above Earth, four near-perfect gyroscopes spun in superfluid helium to chase a prediction most thought was unmeasurable. This is the story of Gravity Probe B, the decades of ...

NASA’s Gravity Probe B will launch aboard a Boeing Delta II rocket at 1:01:20 p.m. EDT (10:01:20 a.m. PDT) Monday, April 19 from NASA’s Space Launch Complex 2 at Vandenberg Air Force Base, Calif.

NASA researchers spent nearly 40 years on Gravity Probe B, a satellite designed to test some of Albert Einstein's theories. As the $700 million project winds down, NASA is rejecting a request for ...

LOS ANGELES - NASA launched into orbit Tuesday a $750 million satellite conceived during the Eisenhower administration to test two of Albert Einstein's fundamental predictions about the universe. The ...

Professor Francis Everitt kicked off the April APS meeting with a plenary talk entitled: Gravity Probe B Interim Report and First Results. In addition, various GP-B team members gave three invited ...

Note: A more complete status overview of the GP-B data analysis process & results announcement is posted at the top of our GP-B Home page: http://einstein.stanford ...

SUNNYVALE, Calif., April 20, 2004 — NASA’s Gravity Probe B (GP-B) space vehicle, built, integrated and tested by Lockheed Martin (NYSE:LMT), roared into space this morning from Vandenberg Air Force ...

LOS ANGELES — NASA has launched a $750 million satellite into orbit to test two of Albert Einstein's fundamental theories about the universe. Scientists hope the unmanned Gravity Probe B, which ...

It took more than 44 years to build, was canceled seven times, and is considered by some scientists to be the most technically difficult mission NASA has ever undertaken. Friday, the space agency ...

LOS ANGELES -- NASA launched into orbit Tuesday a $750 million satellite conceived during the Eisenhower administration to test two of Albert Einstein's fundamental predictions about the universe. The ...

(PhysOrg.com) -- Stanford and NASA researchers have confirmed two predictions of Albert Einstein's general theory of relativity, concluding one of the space agency's longest-running projects.