Astronomy Explain how the Hertzsprung-Russell diagram is constructed of the four main groupings of stars. Identify characteristics of the four main groupings of stars on the diagram. How are the axes of graph labeled? The Hertzsprung-Russell diagra Continue Reading...
Of those 1,235, 68 are estimated to be Earth-size; 288 are super Earth-size; 662 are Neptune-size; 165 are the size of Jupiter, and 19 are larger than Jupiter (Science Daily). Of the 54 planet candidates that have been found in the habitable zone, Continue Reading...
The collapse increases internal pressure until some of the stars external matter is ejected, eventually stabilizing into a dwarf star of degenerate matter. A variable star is one whose apparent brightness changes as viewed from earth. Cepheid varia Continue Reading...
The Moon is believed by many to have been part of the earth and that it was tore off as a result of an initial spin that was too great to hold the planet together. One of the prevailing theories was that involving an impact of large magnitude involv Continue Reading...
Galileo Galilei played another major role and vastly improved the telescope, allowing future astronomers to make much more accurate calculations because of improved observations. Through his updated telescope, he was able to observe and record the p Continue Reading...
