In a presentation delivered to a meeting held by the Search for Extraterrestrial Intelligence Institute last spring, a scientist from NASA put forward the notion that the idea that extraterrestrials may already be visiting Earth isn’t such a crazy one, and that SETI might invest some resources into studying high-quality UFO reports for signs of non-human intelligences — signs that might indicate that the subject of their search might be closer to home than they think.
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In a few months, the orbit of a star deep in the core of the Milky Way will cause it to pass within 18.4 billion kilometers (11.4 billion miles) of the supermassive black hole at the center of the galaxy, Sagittarius A*. This event is of particular interest to physicists, as the plummeting star, S0-2, will speed up to 3 percent of the speed of light as it slingshots around its supermassive parent–a prime opportunity to test Einstein’s Theory of General Relativity.
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