... the most remarkable features of Mercury are compressional cliffs or faults, just the sort of wrinkles that might form in the crust if the interior of the planet shrank slightly " (Morrison, 74, 1993). It is speculated that it was the solidification of Mercury's metallic core that caused this global shrinkage. Mercury is ... of silicate rock. The best way to describe Mercury is, " . . . small, heavily cratered and airless " (Morrison, 71, 1993). Venus is the second closest planet to the sun and is said to " . . . most closely resemble Earth in size, density, and distance from the sun " (...

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... resembles the Earth's mass, density and diameter. The only thing different is that Venus is shrouded in thick clouds that completely hide the surface of the planet. The surface temperature is also much warmer than that of Earth. Venus completes one revolution around the sun in 224.7 days. This makes the Venusian day ... best candidate for life in the solar system outside of the Earth, and that is what makes Mars so interesting to scientists. Jupiter is the fifth planet and is the most massive of all the planets in this solar system. Its mass represents more than two-thirds of the total ...

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... the most remarkable features of Mercury are compressional cliffs or faults, just the sort of wrinkles that might form in the crust if the interior of the planet shrank slightly " (Morrison, 74, 1993). It is speculated that it was the solidification of Mercury's metallic core that caused this global shrinkage. Mercury is ... of silicate rock. The best way to describe Mercury is, " . . . small, heavily cratered and airless " (Morrison, 71, 1993). Venus is the second closest planet to the sun and is said to " . . . most closely resemble Earth in size, density, and distance from the sun " (...

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... supporting the heliocentric cosmogony theory. 2) Galileo discovered four moons near Jupiter, which orbit Jupiter because they move back and forth from one side of the planet to the other. These moons are significant because they prove Kepler's third law. The square of a moon's orbital period about Jupiter is proportional to ... the cube of its average distance from the planet. These moons are called the Galilean Moons. 3) He saw mountains on the moon, so for the first time people could have and idea of the ... are those of the 70 Virginis and 47 Ursae Majoris. The star, 47 Ursae Majoris...

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... system together with the stars is called the Milky Way. Planets of the Solar System: Earth: Earth is the fifth largest planet in the solar system. It is the third planet from the sun at a distance of about 150 million kilometres. Its name is derived from the ancient English language. It takes ... the Earth 365.25 days to travel around the sun and 23.9345 hours to rotate around itself. It is the only planet known to harbour life with an average surface temperature of 20°C. The Earths atmosphere consists of 78% of Nitrogen, 21% of Oxygen and 0. ... - including humans - combine forces to...

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... primary objectives of this new frontier. The dispensing of the gasses will change to color of the plant from a red to a blue-green planet similar to earth. After these years, the terraforming effort will probably be taken on by large business for whatever reason they have. These ... maybe undertaker in the later years of terraforming. In order to give a number of years a terraforming effort would exist before a large percent of the planet's surface was capable of sustaining human life, someone would have to take a lot of factors into consideration before spending a considerable amount of...

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... to, has now become a reality. Mars is surrounded by theories, mysteries, and questions as scientists search for answers as to why the planet so closely resembles Earth. Through scientific studies and research, the trip to Mars will be readily available for the public. Mysteries and theories are ... subsistent to Mars, and as the world moves forward into a new century, Mars might become the next planet Earth. The variability of the Mars atmosphere in terms of temperatures, dust content, clouds, water vapor, and even total atmospheric pressure, is at ... Mars. Through the years, populatio...

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... 141 million miles. Mars is named for the Roman god of war because it appears fiery and red in the night sky. Mars is a relatively small planet, with about half the diameter of Earth and about one-tenth Earth's mass. The force of gravity on the surface of Mars is about one-third of ... crust to form large rifts. The surface of Mars would be a harsh place for humans, but it is more like the surface of Earth than any other planet. The temperature on Mars does not get much cooler than the temperature at Antarctica. At the surface it ranges from about -225 F to 60 F. During ... These winds of...

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... the benefit of mankind Man has been evolving on earth for millions of years. We are, in fact, the fastest advancing species on this planet. In just 2.5 million years we have evolved from beings guided by primal instincts in to a civilized collective society governed by self imposed hierarchal systems ... cases have families as large as 8 people. But the real culprits are the ones in the industrialized first nation countries. We heavily pollute our planet with our factories, power plants, and automobiles. All this is justified though because of the need we've created for these things, and...

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... fuel needed to return home to earth. So if we can't make it back Mars, why not just make the trip a one-way trip to planet. The probability is being talked among many who believe that Mars could be an adaptive place for initial colony of four astronauts to live. Equipped with ... a small nuclear reactor, a couple of rover vehicles, the few could make their own oxygen and food to survive on the planet. Obviously this might not be that simple due to constraints on possibilities of things going wrong. With so many different situations that could go wrong, ... boundaries of Earth has been a...

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... planets that have rings around them. Saturn has 2 large rings around it that are made up of rock and ice, which is formed by the gravity pull on the planet. Jupiter is also known for a ring planet, it only has one large one with gaps in between the one large ring, and it is also made on dirt and ice. The last ... planet made of rings is Uranus. It has 11 rings that once again are made of ice and dirt. The planets are aliened in certain ways, known as the inner ... Neptune, and Pluto. The outer planets travel slower around the sun and it spins a lot slower. Earth is a little different f...

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... Crenium Galaxy it has taken us nearly three years to get here and we plan to land on the nearest planet in approximately five days. Ben has received the honours of naming the planet. It shall henceforth be called Pentrix. Pentrix has an outer and inner atmosphere similar to Earth, the main difference ... . It says: Any . Trespassers . Will . Be .. Brutally .. Slaughtered. After a long meeting, we have decided to get as far away from this planet as we can. We don't care about alien life we"re just terrified. After THREE whole years of "running" we have decided to search one more ... plane...

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... "is there?, or isn't there?" One of the biggest arguable questions of all time is whether or not there is life other than that on the planet Earth. There are facts to prove things for both arguments, and I don't think that anyone can say with 100% certainty that they know the answer ... in this universe, that someone or something is trying to contact us. On the other hand, a very large number of the people on our little planet believe that we are alone, and that these so called "strange phenomenons" are only figments of imagination, or something made up to receive attention or ... more pl...

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... got its name from its red color, Mars is sometimes called the red planet. Mars" orbit is significant because it is elliptical. Mars average temperature is about -55C and at the winter poles it is almost about 27 C. There are four major land forms ... active plate tectonics . Having no lateral plate motion, hot spots under the crust stay in a fixed position relative to the surface. There is no evidence of volcanic activity on the planet Mars. There lots of erosion and small floods that happen on Mars. There is other possibilities of other fluids besides water on ... planet Mars . The a...

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... chemical compounds may have played a part in the origin of life. Dr. Louis Allamandola said "This discovery implies that life could be everywhere in the universe". Earth is the only planet in the solar system that we are sure that can support life. The early histories of life are be dated back too as much as about 3.85 billion years ago ... that cannot live in the presence of oxygen. It is very convincing that life does exist on Earth back 3.85 billion years ago and still present day. Mars is the planet closet to ours that appeared to have all the necessary conditions to support life. M...

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... , and ever since then people have associated space exploration with fiction and imagination. (TWAC, p.392) However space exploration is far from fiction. Searching for, as well as developing, life outside planet earth could possibly lead us to improve our population problems and diminishing resources. Growing more resources in space would be a significant step for a longer human existence. Along with the opportunity ... an impact to developing space technology with the hopes to create life on mars. Mars has been seen as a potential home for life in the future. NASA has considered this pl...

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... to Earth, its formation, and life on it. Meteorites provide us with a record of the development and origin of the solar system. Our planet Earth is made up of the same materials as meteorites. During the formation of the solar system, interstellar clouds were filled with various types of ... begun to melt and form planets. Meteorites contain minerals that are also present in the crust, core, and mantle of our planet. In other words, the Earth's oceans and atmosphere are the same liquids and gases that were present in the very first meteorites. The people ... that live on planet Earth h...

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... discovered so much about Venus because spacecrafts and satellites have been sent to study Venus. In 1970, the Russians sent an unmanned space craft to examine the surface of the planet. The craft was named Venera 7. Venus? atmosphere was so corrosive, that it destroyed this spacecraft. Along with Venera 7, there was one other craft that traveled to Venus. This was the ... inner planets, it is how iron reacts to heat. When iron is heated to extreme temperatures, it becomes liquid metal. When it is then cooled, it again becomes a solid. The planet Mercury probably has a large iron core. D...

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LANDING ON THE RED PLANET Who would have ever dreamed about a spacecraft, sponsored by The United States, landing on the surface of Mars for a second time? That dream became a reality on July 4, ... world. At first, many people doubted that the Pathfinder mission would become a success. Most believed that the Pathfinder would never even land on the surface of "the red planet". Little did they know, that sixth months from its initial takeoff on December 04, 1996, it would land very precisely where it had been projected and planned to do ... so. Using solar panels as its power, it impacted th...

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... tectonic theory was not fully conceptualized until a basis of relevant data had been assembled. Just as in the theory of plate tectonics of the planet earth, the same information is what is stated in the article about Mars. New measurements of Mars" magnetic field suggest that plate tectonics reigned ... . Planetary scientists have challenged for more than 25 years that water was once abundant on Mars. Early images had revealed dried up channels scarring the planet's surface. "If one believes early Mars was wet, then it makes plate tectonics more reasonable," says Gerald Schubert of the...

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... , when you count the amount underwater and the amount above water is taller than Mount Everest. Some volcanoes have been found in our solar system that are not on the planet Earth. One volcano, which is the largest one in our solar system, is Mount Olympus Mons on the ... planet Mars. This is the only volcano found on the planet mars. There are also numerous volcanoes found on Io, a moon of the planet Jupiter. These volcanoes also show that some plate tectonics on Io, even though no plate tectonics is believed to have occurred on ... ...

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Uranus is the seventh planet in our solar system. Uranus is three quarter billion. miles from the sun. It takes Uranus eighty four years to circle the sun once. Uranus lies on it's side ... I"m going to answer my questions. Uranus contains mostly rock and water, with hydrogen and helium, and trace amounts of methane in its dense atmosphere. The blue-green color of this planet comes from the methane gas present in Uranus's cold clear atmosphere. Uranus probably has a small rocky core smaller than Earths with a radius no larger than 1240 miles. The cores ... The atmosphere of Uranus is relati...

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... positioned closely to the earth, which led to much observation. Giovanni Schiaparaelli, an Italian astronomer, reported seeing "canali" on the planet Mars. Canali meant channels but was mistranslated as canals, which led to much speculation of life form on the red planet. This is just some information on how the novel War of The Worlds was written, now on to what this ... aliens were watching the humans "keenly and closely" with "envious eyes". This leads to the reason of why the aliens are going to try to take over Earth. The alien's planet, Mars, is dying and their source for living i...

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... that have been propelled towards the universe for answers. As the U.S. sends probes looking for life, they are also gathering scientific information about the composition and geological patterns of the planet to see if life has a possibility to form. Trying to be discovered is also a hurdle that the U.S. is working to jump over. One example of this is the Pioneer 10 ... for building an observatory in the moon where is it free of earthly interference and where it can scan the heaven for an unfamiliar "hello." (Broad) Numerous clues on the planet Mars have given scientists ideas of flouri...

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... expeditions into space was in 1975, when NASA sent its Viking Mission to Mars. It became the first project in history to land a spacecraft safely on the surface of another planet. This mission was composed of two spacecrafts, Viking 1 and Viking 2. Each of these spacecrafts consisted of an orbiter and a lander. Each orbiter-lander pair flew together and entered Mars orbit ... mission objectives were to obtain high-resolution images of the Martian surface, characterize the structure and composition of the atmosphere and surface, and search for evidence of life on the planet. The first mo...

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