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Essay of the hubble telescope
Essay of the hubble telescope
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Hubble, The Space Telescope That Can See The Universe The Hubble Space Telescope is a large telescope in space weighing 24,500 lbs. NASA launched Hubble in 1990, "Hubble is named after Edwin P. Hubble, He was an astronomer"(Rosario). Hubble travels around the Earth taking pictures of planets, stars, and galaxies. "It has seen stars being born and stars die, and it has seen galaxies that are trillions of miles away." Scientists have learned a lot about space from Hubble pictures (Dunbar). In the same way, Hubble can see space better than telescopes on Earth can, it's a different kind of telescope than one would usually use, you don't look through the Hubble Telescope. Hubble uses a high-tech camera that takes pictures then it uses radio waves to send the pictures through the air back to Earth. …show more content…
The "Telescope found a moon around Neptune that had never been seen before, the new moon is Neptune's smallest known moon and is just 12 miles wide" (Kramer), It took around five years of looking through new photos that Hubble had taken before finding the tiny moon. Because of the pictures that Hubble has provided, scientists have determined the universe is around 14-billion years old. "Hubble's images of the galaxies are recorded in shades of black and white, not color. The final color images are artificially made by the scientists through colored filters" (InVisible Culture). The Hubble Telescope is traveling 350-miles above the surface of the earth and can observe fur away galaxies, but there are a couple of nearby objects it cannot look at. One of these is the Sun because it is so bright it would damage the sensors on the telescope in addition to the sun the planet Mercury is another, it too sits too close to the Sun, so Hubble cannot observe
One of the most electrifying pictures of all, the Hubble Deep Field image began literally as a shot in the dark: the sum of 342 exposures taken with Hubble's Wide Field and Planetary Camera 2 in December 1995 of a black speck of northern sky. Although the Shoemaker-Levy 9 comet impact on Jupiter may have generated a bigger media splash, astronomers still are agog over the Deep Field. Aides to Vice President Al Gore ordered a Deep Field poster from the Space Telescope Science Institute (STScI), which manages the Hubble's science program under contract with NASA. Borrowing a page from Mikulski, Gore plans to use the Deep Field poster to promote scientific research in the next millennium. In an age of cost-cutting and smaller-is-preferred, the $3 billion Hubble has demonstrated that bigger can be better: The telescope attracted 1,298 proposals for observing time during its next annual cycle that began in July, an increase of 30 percent from the previous cycle and more than had been received by any other U.S. telescope or NASA project. Ever.
Distances so vast that the light from those areas in space is billion years old. Illingworth was able to see these ancient giants with the Hubble Space Telescope. A telescope that is high above the atmosphere, because it can distort the image. 100 sextillion miles or 17,010,779,502.32 light years is the most distant galaxy Illingworth
lifetime. Some of Edwin Hubble's greatest accomplishments were: Edwin Hubble proposed a classification system for nebulae, which are fuzzy little patches of light that are up in the sky. He discovered a variable star, called the Cepheid. It is located in the Andromeda Nebulae. Edwin Hubble settled decisively the question of the nature of the galaxies. Edwin Hubble's distribution of galaxies was determined to be homogeneous in distance. Edwin wanted to classify the galaxies according to their content, distance, shape, and pattern of brightness. By observing redshifts Edwin saw that galaxies were moving away from each other at a rate constant to the distance between them (this is known as Hubble's Law).
In the article from the official NASA website, NASA gives a list of Hubble’s accomplishments, which gives the reader a comprehensive picture of Hubble’s importance. Hubble has not only given astronomers the most detailed images of outer-space in existence, but also taug...
Just recently a major discovery was found with the help of a device known as The Hubble Telescope. This telescope has just recently found what many astronomers believe to be a black hole, After being focuses on a star orbiting empty space. Several pictures of various radiation fluctuations and other diverse types of readings that could be read from that area which the black hole is suspected to be in.
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, ‘mathematically-minded’ , 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 want to can very easily make observations of great scientific value.
The Orion Nebula is a spectacular sight. Consequently, it has been a preferred target of the Hubble Space Telescope (HST) over recent years. The HST has provided a great deal of insight into the complicated process of star formation. In June of 1994, C.
Light and other kinds of electromagnetic radiation coming from the universe outside the Earth must travel enormous distances through space and time to reach observers. Only the brightest and nearest stars can be seen with the unaided eye. To see farther and to clarify and measure what is seen, a telescope is needed. The word telescope is derived from the Greek words tele, "from afar," and skopos, "viewer." Even a simple homemade telescope can clearly show Saturn's rings, Jupiter's bands and red spot, stars, nebulae, and nearby galaxies not visible to the unaided eye. The ability to study the distant planets and other structures in the universe with these powerful yet remarkably simple instruments has revolutionized mankind's understanding of the natural world.
Johannes Kepler derived three laws of planetary motion that described the interaction of the heavenly bodies within our solar system. The first of these laws explained the structure of movement of the Sun and planets. Using his observations of the trajectory of the planet Mars through the Earths night sky he was able to determine that the planet orbits in a pattern around the sun. His observations of the visible planet trajectories was consistent night after night and from the consistency it gave way that the planet must travel within a plane then utilizing his knowledge of geometry and mathematics he determined that this orbit must be that of an ellipse with two foci, or focal points, where in one of the foci is the sun. From his experience of observing the planet Mars he deduced that all the other planets, including Earth, traverse around the sun in an elliptical fashion. Through straight observation of an objects path over time was what Kepler deduced an actual scientific theory?
Stars are one of the most widely recognized astronomical objects in the known universe. These celestial bodies are the building blocks of galaxies and their age, composition, and distribution are used to trace their galaxy’s history. Stars are also responsible for the existence of heavy elements such as carbon, nitrogen, oxygen, and iron. These elements are the result of the thermonuclear fusion that takes place in the stars’ cores over millions to trillions of years, making them the most effective and productive nuclear reactors in the the cosmos. In the case of the solar system stars also provide the light and heat required to support life which is a near impossible and extremely rare phenomenon. Stars are extraordinary objects in the entirety
The Hubble Telescope is the world’s first space-based optical telescope. The Hubble telescope received its name from American astronomer Dr. Edwin P. Hubble. Dr. Hubble confirmed an ever expanding universe which provided the basic foundation of the Big Bang theory. The first concept of the Hubble telescope came from Lyman Spitzer in 1946 who at that time was a professor and researcher at Yale University, Professor Spitzer believed that Earth’s atmosphere blurs and distorts light and a space orbited telescope would be able to surpass this problem. He spent nearly all of his life dedicated to making this concept into a reality. (http://hubblesite.org/the_telescope/hubble_essentials/)
What exactly is a space probe? A space probe is an unmanned space vehicle that is designed to explore our solar system and everything in it by using very high-tech instruments. Some common instruments that you will find on a spacecraft include magnetometers, radiometers, cameras that are sensitive to infrared and ultraviolet light, and tools that can detect micrometers, cosmic rays, solar winds, and gamma rays. Space probes study structures in our solar system for various reasons. They use onboard computers to send data back to Earth. In order for these space probes to actually reach space, they must be launched with enough energy to escape the gravitational pull of the Earth. Space probes are not designed to return back to Earth.
People have been venturing out into the universe for many years now. In addition to satellites, both women and men astronauts have traveled into space to collect data about the universe. The first human being, the first animal, and the first spacecraft in orbit, were all achievements of the Soviet Union.
A telescope is a device used to magnify distant objects. Telescopes can be used to look at things on earth or at objects in space. The telescopes for use on the earth are known as terrestrial telescopes and the telescopes for looking into space are known as astronomical telescopes.
The scientists didn't stop here. In their desire to better understand the universe, they designed The Next Generation Space Telescope (NGST) or the James Webb Space Telescope (JWST) that has been planned for launching in 2018. It is designed to make observations in the visible to the mid-infrared part of the electromagnetic spectrum.