Astronomy Coursework.

Physics Coursework Coursework Part 1 ·         The irregular shape of Ida tells us that it may have been formed by breaking off a mother planet (possibly lying in between Mars and Jupiter). On the other hand, it may have just been some of the debris left over from the creation of the solar system, representing what it was like before planets had formed. ·         This asteroid is covered in craters unlike the earth, which has hardly any craters. …

…ultimately growing so large that it will swallow the Earth. After a billion years as a red giant, it will collapse into a white dwarf - the final product of a star like ours. It may take a trillion years to cool off completely. 9.         A 1cm3 piece of Neutron star would weigh about one billion tonnes. 10.         For a star to become a Black Hole, it must be at least approximately 30 times bigger than the sun.