Search results for Gravity Probe B

Astronomy Nov 1, 2018

Could 'Oumuamua be an extraterrestrial solar sail?

On October 19th, 2017, the Panoramic Survey Telescope and Rapid Response System-1 (Pan-STARRS-1) in Hawaii announced the first-ever detection of an interstellar asteroid, named 1I/2017 U1 (aka, "Oumuamua). In the months that ...

Space Exploration Jan 24, 2022

If launched by 2028, a spacecraft could catch up with 'Oumuamua in 26 years

In October 2017, the interstellar object 'Oumuamua passed through our solar system, leaving many questions in its wake. Not only was it the first object of its kind ever observed, but the limited data astronomers obtained ...

Nov 17, 2005

Space-time Vortex

Is Earth in a vortex of space-time? We'll soon know the answer: A NASA/Stanford physics experiment called Gravity Probe B (GP-B) recently finished a year of gathering science data in Earth orbit. The results, which will ...

General Physics May 12, 2015

New shield makes certain types of searches for physics beyond Standard Model possible for first time

The Standard Model of particle physics, sometimes called "The Theory of Almost Everything," is the best set of equations to date that describes the universe's fundamental particles and how they interact. Yet the theory has ...

Astronomy Oct 24, 2011

A second look at supernovae light: Universe's expansion may be understood without dark energy

(PhysOrg.com) -- The 2011 Nobel Prize in physics, awarded just a few weeks ago, went to research on the light from Type 1a supernovae, which shows that the universe is expanding at an accelerating rate. The well-known problem ...

Planetary Sciences Jun 2, 2022

NASA's DAVINCI mission to take the plunge through massive atmosphere of Venus

In a paper recently published in The Planetary Science Journal, NASA scientists and engineers give new details about the agency's Deep Atmosphere Venus Investigation of Noble gases, Chemistry, and Imaging (DAVINCI) mission, ...

General Physics May 4, 2011

Gravity Probe B confirms two Einstein theories

(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.

Quantum Physics Oct 27, 2017

Physicists propose test of quantum gravity using current technology

Physicists have proposed a way to test quantum gravity that, in principle, could be performed by a laser-based, table-top experiment using currently available technology. Although a theory of quantum gravity would overcome ...

General Physics Apr 16, 2007

Was Einstein right? Scientists provide first public peek at Gravity Probe B results

For the past three years a satellite has circled the Earth, collecting data to determine whether two predictions of Albert Einstein's general theory of relativity are correct. Saturday, at the American Physical Society meeting ...

Space Exploration Dec 26, 2011

Twin probes to circle moon to study gravity field

The moon has come a long way since Galileo first peered at it through a telescope. Unmanned probes have circled around it and landed on its surface. Twelve American astronauts have walked on it. And lunar rocks and soil have ...

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