Geocentric model coelestium" ("On the Revolutions of the Heavenly Spheres"), which posited that the Earth and the other planets instead revolved around the Sun. The geocentric system was still held for many years afterwards, as at the time the Copernican system did not offer better predictions than the geocentric system, and it posed problems for both natural philosophy and scripture. The Copernican system was no more accurate than Ptolemy's system, because it still used circular orbits. This was not altered until Johannes Kepler postulated that they were elliptical (Kepler's first law of planetary motion). With the invention of the telescope in 1609,
Central House (Central, Alaska) Central House (Central, Alaska) The Central House, also known as Erickson & Stade's, at Mile 128 on the Steese Highway in Central, Alaska, was a log structure built in 1926 by Riley Erickson and John Stade, replacing an 1894 log and sod structure that was burned in a 1925 fire. It served as a roadhouse restaurant and hotel, and was listed on the National Register of Historic Places in 1978. Located on Crooked Creek, it was deemed significant for its historical role as a central focus for miners of other creeks that were Birch Creek tributaries and for serving travelers.