Sun And Planets essay topics

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  • Motion Of The Planets
    1,198 words
    Johannes Kepler (1571-1630) HIS LIFE Johannes Kepler was a German astronomer and mathematician ho discovered that planetary motion is elliptical. Early in his life, Kepler wanted to prove that the universe obeyed Platonist ic mathematical relationships, such as the planetary orbits were circular and at distances from the sun proportional to the Platonic solids (see paragraph below). However, when his friend the astronomer Tycho Brahe died, he gave Kepler his immense collection of astronomical ob...
  • Very Large Meteorite
    283 words
    Asteroids Asteroids are massive lumps of rock that orbit the Sun. They can be anything up to 1000 kilometers wide and are sometimes described as minor planets. Most asteroids in the Solar System lie in a belt - the Asteroid Belt - orbiting the Sun between Mars and Jupiter, but some are orbiting relatively nearby. These nearby asteroids are called Potentially Hazardous Asteroids or PHAs because they could collide with the Earth as gigantic meteorites. Meteorites Meteorites are bits of space debri...
  • Form Planets
    330 words
    Solar Nebular Hypothesis The idea behind the Solar Nebular Hypothesis is that the solar system was condensed from an enormous cloud of hydrogen, helium, and a few other elements and rocks. Around five billion years this cloud of materials began to spin and contract together into a disk shape under their own gravitational forces. The particles started combined together, proto planets, to eventually form planets. A great mass of the material eventually began to form together, proto sun, and make u...
  • Planet Aeurtms Atmosphere
    1,638 words
    INTRODUCTION What is astronomy? Astronomy consist of a lot of things that make up our solar system such as: the nine planets, asteroids, meteorites, the moon and the sun. Astronomy is also a fascinating hobby that can be followed by anyone. You do not need to be, as some people seem to imagine, ^aEUR~mathematically-minded^aEURTM, in order to start, or even to become a very experienced observer. Yet astronomy is one of the few hobbies where not only can you gain great enjoyment, but if you feel w...
  • Only Planet In Our Solar System
    2,779 words
    Science is and has become a necessity to know just to keep up with the tremendous advancements of today and tomorrow. Basic things, such as how the universe was suspected to be started or who Ptolemy and Galileo were and what they did are just things that need to be known to fully understand what is happening in the world around you. These things are what you need to know, if you " re a scientists, to a grocery shop bagger. Ptolemy was a Greek man who became the man to set the future for astrono...
  • Known As Kepler's Laws Of Planetary Motion
    1,580 words
    Johannes Kepler The Harmonies of the World " By the study of the orbit of Mars, we must either arrive at the secrets of astronomy or forever remain in ignorance of them". Johannes Kepler Biography Kepler, Johannes (1571-1630) who was a German astronomer and natural philosopher is noted for coming up with and verifying the three laws of planetary motion. These laws are now known as Kepler's laws of Planetary Motion. Johanne was born on December 27, 1571. Childhood Johanne was born in Weil der Sta...
  • Copernicus's Theory Of The Solar System
    293 words
    William of Occam's Razor is the concept that when two competing ideas seem to explain the facts, the simpler is likely to be the true idea. Basically he feels that when something becomes overly involved, don't make yourself crazy by making a situation more complicated. Simplify your life and you will be happy. A simpler idea is not necessarily true. It is just preferred until more facts or data can clarify the situation. Also, the more bizarre and complicated an idea is, the less likely it is to...
  • Individual's Astrological Horoscope
    605 words
    Astrology From the dawn of civilisation, humans have looked with wonder and awe at the heavens, seeking to understand the nature of the sun moon and planets. Astrology and astronomy are sometimes confused, but they are both very different from each other. Astrology and astronomy started off as being the same as they had both developed a set of principals the originated more than 2000 years ago. But during the 1500's and 1600's several astronomers made discoveries about the heavenly bodies that c...
  • Astrological Sign
    450 words
    HOROSCOPES Horoscopes are charts created by astrologers. A definition of a horoscope is: the illustration of the position of the sun, moon, and planets from a given location on earth, usually at birth. Which simply means, where everything in the universe was in relation to everything else when you were born. People have been finding their horoscopes for a long time now, it's nothing new. The earliest known horoscope was from 409 B.C. where it started to spread in the East with the conquerors of ...
  • Temperature At The Planet's Surface
    2,553 words
    Our understanding and our modern perception of our solar system, the Milky Way, has been drastically reshaped from the corresponding perception of only a few hundred years ago. Our Solar System, the Milky Way is probably about 4-5 billion years old. Only in the last 400 years or so have we realized that the earth is not the "center", and that in the Universe alone there is an immense 200 billion "Suns" in a galaxy like our own. Although the origin of the solar system is uncertain, most scientist...
  • Surface Of Mercury
    555 words
    Mercury Mercury is the eighth largest planet in our solar system, equaling roughly one-third of Earth's size. It is also the planet closest to the sun, and is often visible with binoculars, or even the naked eye. It's difficult to see in the twilight sky. One of Mercury's most distinguishable features is its rugged surface, which is similar to the surface of the Earth's moon. In Roman mythology, Mercury is the god of commerce and thievery. He is considered the Roman counterpart of the Greek god ...
  • Planets Orbit Around The Sun
    1,704 words
    In the times of ancient Egypt and Greece, the early astronomers didn't have binoculars or telescopes. Yet the astronomers those days gathered the information and pieced together the theories that we now refer too. How did they do this? They would go outside of their huts at night and observe the heavens. They would then repeatedly go out day after day at the same time and chart any differences or similarities they saw. Over a long period of time this produced outstanding results. One of the majo...
  • Next Closest Planets To The Sun
    716 words
    The Solar System As far as we know all life depends on the sun. The light and heat of the sun play an essential role in a lot of ways. If it was not for the sun; the seasons would not change, air wouldn't circulate, clouds wouldn't form, and rain would not fall. The sun is also the main source of all food, this is because the sun powers the plants which causes photosynthesis to occur; without this process it would not be possible to produce green plants. The sun powers our source of coal and oil...
  • Formation Of The Jovian Planets
    812 words
    One of the most important areas of astronomy is the field of Comparative Planet ology. By studying planets and other large bodies in the solar system, we learn about the history and possible future of our own. There are nine planets in our solar system namely Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto. These nine planets are classified into two groups: Jovian and Terrestrial, except for Pluto which is an entirely different system. These planets were classified as Jo...
  • Second Largest Planet In The Solar System
    3,036 words
    Jupiter is the fifth planet from the Sun and the first of the five outer planets or Jovian's (gas planets) in our Solar System. Jupiter is the largest planet of them all, with a diameter of 142 000 km, it can fit 11 Earths across it's diameter, and about 1,000 inside it. Jupiter is so big that it can be seen from Earth without a telescope, and it is one of the brighter objects in the sky. Jupiter's swirling, ever changing clouds of red, yellow and orange gases have long been one of the most intr...
  • Future Of Astrology
    1,810 words
    Have you ever wondered what the signs of the Zodiac means? When we turn on the TV it seems we always see an advertisement on horoscope predictions. People call in and get the predictions they have been looking for. When the newspaper first arrives, some people go to the horoscope section first. They base the entire day or entire week on the report they get. It seems that this phenomenon is something all new, or is it? Astrology has been around since ancient times, even dating back to biblical da...

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