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I presume that you have seen this?
http://www.reuters.com/newsArticle.jhtml?type=topNews&storyID=6575621
http://www.reuters.com/newsArticle.jhtml?type=topNews&storyID=6575621
Frame dragging is a phenomenon predicted by Albert Einstein's theory of relativity, which states that the rotation of a massive object will cause a distortion in the surrounding spacetime. This distortion can affect the motion of other objects in the vicinity, causing them to follow the rotation of the massive object.
Frame dragging can affect the orbit of a satellite by causing it to precess, or rotate, around the massive object it is orbiting. This is because the distortion in spacetime caused by the rotation of the massive object will alter the gravitational pull on the satellite, causing its orbit to change.
Yes, frame dragging has been observed in real life through various experiments and observations. One notable example is the Gravity Probe B mission, which confirmed the frame dragging effect predicted by Einstein's theory of relativity.
Frame dragging is closely related to black holes because they have a strong gravitational pull due to their immense mass. This means that they can cause a significant distortion in spacetime, which can lead to frame dragging effects on nearby objects. In fact, the frame dragging effect is strongest near the event horizon of a black hole.
While frame dragging may seem like a purely theoretical concept, it actually has practical applications. For example, frame dragging can be used to improve the accuracy of satellite navigation systems, as it can help correct for small errors in the satellite's orbit caused by the Earth's rotation. Additionally, frame dragging may also play a role in the formation of galaxies and the evolution of the universe.