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Mars
News from the edge. |
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NASA.gov The official homepage of the National Aeronautics and Space Administration. SPACE.com For everyone who has ever gazed out at the stars and wondered. Skymaps.com High quality maps to the stars. UniverseToday.com Space exploration news.
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Headlines for October 16, 2002 Atlantis headed home after ISS visit.
Finally: Proof that there is a black hole
at the center of the Milky Way. Surprising observations of a star swiftly orbiting the cloudy heart of the Milky Way Galaxy have verified with near certainty the existence of a central black hole, a theoretical object that still eludes direct detection. Astronomers tracked the star for nearly a decade, tracing two-thirds
of its path around the center of the galaxy. No object ever before has
been seen so close to the center of a galaxy, nor has any other object
previously been observed for more than a tiny portion of its orbit about
a galaxy. "Our work proves that there is indeed a supermassive black hole
in our own galaxy," said Rainer Schoedel, a PhD student at the Max-Planck
Institute for Extraterrestrial Physics (MPE) in Germany. |