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View Full Version : Astronomy Without A Telescope Galactic Gravity Lab



Fraser
2010-Aug-28, 10:20 PM
Many an alternative theory of gravity has been dreamt up in the bath, while waiting for a bus – or maybe over a light beverage or two. These days its possible to debunk (or otherwise) your own pet theory by predicting on paper what should happen to an object that is closely orbiting a black [...]

More... (http://www.universetoday.com/72315/astronomy-without-a-telescope-galactic-gravity-lab/)