• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

Telescopes - science research project.

Extracts from this document...



Telescopes are being used by astronomers to watch objects that seem too faint when directly approached by our eyes. The primary aim of the telescope is to seizure extra light more than an eye is capable to catch and to emphasize that light on eye, part of film or any electrical sensor to generate an image. Many great images of the universe have been produces by telescopes. [1]

A simple telescope was first invented by an Italian creator Galileo in the 1600s, but as the astronomy got popular, the improvement in telescopes have yet not been made till 1900s. The telescopes got advanced and much bigger by the 20th century; it enabled the astronomers to identify the far objects in space. Home astronomy gain popularity in 20th century, the advancement in home telescopes is good enough to study stars, planets and galaxies that remained unfamiliar to experts like Galileo. The initially known operative telescopes did appear in 1608 and are the efforts of Han Lippershey. In 1611, Johannes Kepler did explain the formation of telescopes with the help of conves objective and convex eyepience lens. In 1655 Christiaan Huygenswere did build powered but clumsy telescope with joined eyepieces. Isaac Newton is honored as the creator of the first real-world reflector in 1668.

...read more.


The biggest ground-mounted telescope functioning currently is Gran Telescopio Canarias having an aperture of 10.4 m and light-combining zone of 74m2. There are some other scheduled tremendously big telescopes that contain 30 m/655 m2Thirty Meter Telescope and 25 m/368 m2Giant Magellan Telescope which are also a target at the ending of this era or the staring of next decade for accomplishment. The above described telescopes relate to the next generations of optically ground-mounted telescopes. The design of these is much broader than the early ones. The telescope is considerably greater than the other deliberate telescopes, even with the scrape of the E-ELT, having a diameter of 39.3m for the main glass and 1116 m2 of light-combining surface. The next generation telescopes will possess various scientific instruments. It will also be likely to shift from one tool to another within some minutes. The vault and telescope will be capable to alter locations on the sky and to begin a new reflection within a small duration. The next generation telescopes will not also add the detection of planets downcast to Earth, like objects through unintended calculations of the shaking movement of the stars disturbed by the planets that path them, but also having the straight photography of greater planets and likely the description of the environment.[12]

...read more.



John M. Hill and Piero Salinari, "Large Binocular Telescope project", Proc. SPIE 4837, 140 (2003)


Pedro Alvarez and Jose M. Rodriguez-Espinosa, "Gran Telescopio Canarias: project status", Proc. SPIE 3352, 70 (1998


Jose M. Rodriguez-Espinosa and Pedro Alvarez, "Gran Telescopio Canarias: a 10-m telescope for the ORM", Proc. SPIE 2871, 69 (1997)

[9]. Jeffrey Oram, David Goodman and Gary Sanders, "Thirty Meter Telescope cost estimating process", Proc. SPIE 7017, 70171C (2008)


Warren Skidmore, Matthias Schock, Andrei A. Tokovinin, George Djorgovski, Alistair R. Walker, Robert D. Blum, Tony Travouillon, Juan Seguel, Edison E. Bustos, David Walker, Joselina Vasquez and Paul E. Gillett, "The Thirty Meter Telescope site testing system", Proc. SPIE 5489, 154 (2004)


J. Bregeon and L. Baldini, "The tracker of the Fermi Large Area Telescope", Proc. SPIE 7732, 77320I (2010)


J. Eric Grove and W. Neil Johnson, "The calorimeter of the Fermi Large Area Telescope", Proc. SPIE 7732, 77320J (2010)


Goran L. Pilbratt, "Herschel Space Observatory mission overview", Proc. SPIE 4850, 586 (2003)


Paul A. Lightsey, "James Webb Space Telescope: a large deployable cryogenic telescope in space", Proc. SPIE 6720, 67200E (2007)


M. Clampin, "The James Webb Space Telescope," in Frontiers in Optics, OSA Technical Digest (CD) (Optical Society of America, 2008), paper STuC3


Alan Johns, Bonita Seaton, Jonathan Gal-Edd, Ronald Jones, Curtis Fatig and Francis Wasiak, "James Webb Space Telescope: applying lessons learned to I&T", Proc. SPIE 7016, 70160E (2008)

...read more.

This student written piece of work is one of many that can be found in our International Baccalaureate Physics section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related International Baccalaureate Physics essays

  1. Physics Extended essay

    Application of Force for elastic band of length 140, 144, 148 and 152 cm 23 Graph 6 Shows the curve for ? = 0.112 25 Graph 7 Shows the curve for ?> 0.112 25 Graph 8 Shows the curve for ?> 0.112 25 Introduction According to any ordinary man, when

  2. Suspension Bridges. this extended essay is an investigation to study the variation in tension ...

    By observing the changes in the trends of the two strings, it is possible to predict the tension behavior of strings having other ? values also. First, we shall take the change in the trend which takes place as we move from ?nylon to ?band (0.114 to 0.227)

  1. Investigating electromagnetic induction

    4.2 Mean ( ) 5.2 Mean ( ) 5.3 Mean ( ) 5 Table5. Current induced in 1200 turns from 10 cm North South Current ?I �0.5 mA push in (+) Current I (mA) ?I �0.5 mA pull out (-) Current (mA) ?I �0.5 mA push in (-) Current (mA)

  2. Incandescent 100 watt light bulb ban: A bright Idea ?

    When you're shopping for light bulbs, people should look for those that produce more light with less energy, and light bulbs with high efficacy ratings mean more savings on power bills. People buy light bulbs with the highest efficacy rating to get the most light from the least amount of electricity and decrease your monthly power bills.

  1. Experiment on looking at enthalpy of solutions

    103,00 17,10 17,30 17,20 104,00 17,10 17,30 17,20 105,00 17,10 17,30 17,20 106,00 17,00 17,30 17,15 107,00 17,00 17,30 17,15 108,00 17,00 17,30 17,15 109,00 17,00 17,30 17,15 110,00 17,00 17,30 17,15 111,00 17,00 17,30 17,15 112,00 17,00 17,30 17,15 113,00 17,00 17,30 17,15 114,00 17,00 17,30 17,15 115,00 17,00

  2. Issac Newton

    Calculus is a very important subject that we still use today. However, it seems to me that Newton's Universal Law of Gravitation is his most important discovery. This law clarifies, gravity has the ability to pull like a magnet, Isaac Newton also concluded it is a universal force.

  1. HL Physics Revision Notes

    Industrialization led to a higher rate of energy usage, leading to industries being developed near to large deposits of fossil fuels. 3 Main fossil fuels are coal, oil and natural gas They are produced by the decomposition of buried animal and plant matter under the pressure of material on top and bacteria.

  2. Investigating optical properties of Jelly.

    The thermometers were inserted into approximately the same location in each of the experiment. Dependent Variable: Variable Method of measuring Refractive Index of Jelly, n A protractor was used to measure both the angle of incidence (i) and the angle of refraction (r).

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work