Astronomy123 assignment2 Essay Example | Topics and Well Written Essays - 500 words

Astronomy123 assignment2 - Essay Example All this was proved during the study of the Milky Way Galaxy. The astronauts believe that the things that exist in the universe are all within the perimeters of our galaxy. With the measurements, the galaxy is proved to be of a 300000 light years in diameter. This also was proved that the sun was not at the center. The galaxy also had spiral nebulae that was seen by the use of the telescopes and the clouds which were just like gases were seen in the Milky Way. In his points, he argued that the Milky Way was large as the star clusters. The distance between the clusters was 13m and they were all of the same size. This made him to know their actual distance and said that the objects diminished in size as the distance within them increased. The clusters also had a halo on the other body of the galaxy making the galaxy to be 300000 light years in diameter and the sun was 50000 light years away from the sun. He believed that the spiral nebulae was within the galaxy’s boundaries and he came up with a theory that the spiral were formed from the late solar forming systems. This confirmed that the galaxy is the one which forms the entire universe. 3. The discovery of the microwave background was explicit by the fact that Europe had a sociological problem and it was in a disastrous war. Since the war were also to be extended to the United States, the discussion of the theory was not possible because of the disaster. The discovery was to be discovered after the end of the Second World War but unluckily, the world recovered very slowly until in the year 1952 when the discussion was discussed at the IAU meeting although the files had been