Arcturus Informative Speech

Ever since the beginning of Earth there has been one thing that all people have in common, stars. Humans have been using the stars to navigate and create a calendar due to their patterns. Many people have been fascinated by the unknown all around us. This year in astronomy we have been hoping to learn as much as we can about where and how we came to be. What we have found is that everything comes from the birth and death of stars. Everything we know today was created by the stars. Today we will be taking a closer look at the star Arcturus.
After traveling thirty-seven light years we have reached the surface of Arcturus. Arcturus is categorized as a K1.5 III. This tells us that the surface temperature ranges from 3,000k- 5,000k, as well as it being a red giant. Today, Arcturus stands at 4,290k. It is the brightest star in the constellation Bootes. “It is the brightest star on the northern half of Earth’s sky dome, third brightest star in the sky (Sessions, Byrd).” It is not hard to miss. “Arcturus is two hundred more times powerful than our sun (Sessions, Byrd).” Similarly, it radiates more than one hundred times the light of our sun (Sessions, Byrd). However, it is cooler than the sun, but twenty-five times greater. Furthermore, it is part of
During this time the USSR had just invaded Afghanistan in the Cold War(Hand). Meanwhile, Michael Jackson released “Off the Wall”. A huge step in women’s rights when Margaret Thatcher became the first female Prime Minister in the United Kingdom(Hand). Furthermore, Star Trek the movie, which was based on the hit television show was released. In the first weekend of release it broke the record for highest weekend growth. Unfortunately, it was the same year that the boxing legend Muhammad Ali announced his retirement(Hand). His impact for both boxing and civil rights changed the America that we know