Tuesday, September 23, 2008

Telescope Types (15)

As we study ideas like the HR diagram, we need more and more telescopes to gather data. How do new telescopes, like the Webb telescopes, which focus on gathering light from ancient stars, differ from Galileo's or Newton's, or even the Hale telescope? What types of EM radiation do they look for? Why can't we see these from earth?

Pick one of the following telescopes and find out a)the EM radiation range targeted by the following telescopes (there may be more than one) b) a picture generated by this telescope (or, if it is a prototype, a schematic of the design) c) how old the light coming into the telescope is, in light years or light minutes d) if the telescope uses mirrors, CCDs, lenses, or a combination of all. Post. Note: this is such an open-ended assignment that it would be INCONCEIVABLE for all the data to be the same (so quit copying..I notice :-)


Chandra

James Webb Telescope


Hubble

Spitzer

SOHO

the Very Large Array

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