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Non-Optical Structure Positioning Use Resolving Power Collecting Power
telescopes
Single Dish radio Tuner = selects Manoeuvrable ­ stops Receiver amplifiers, Determined by Raleigh Larger the collector
telescopes wavelength interested source slipping out of detects and records Criterion. Worse RP (dish size) the clearer
in view, allows sources to electronic image.…

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Low earth orbit Observing star
formation rate in
distant galaxies
Analysing quasars.
5 arc seconds ­
advanced x-ray = ten
times greater




X-ray
Solar powered. In space as X-rays are Reveal sudden intense x-rays go through
Insulation protects absorbed by bursts of radiation e.g. ordinary mirrors. So
instruments from atmosphere.…

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