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What else can I help you with?
What kind of telescope Ptolemy use?
Ptolemy never saw a telescope. The first telescopes were invented about 1500 years after Ptolemy died.
What kind of telescope uses a concave mirror?
Concave means bulging inward - reflecting telescopes use this sort of mirror. The first telescope designed to use one was invented by Isaac Newton and they are therefore called "Newtonian" telescopes.
What kind of telescopes can only operate in space?
international
Where we're the first telescopes invented?
The first telescopes actually came from China. Galileo of Italy perfected a telescope in the 1600's.
Who used a telescopes to make discoveries about planets?
Telescopes are instruments used by astronomers. The first person to do this was Galileo.
What kind of telescope uses a mirrio?
all telescopes use a mirror.
When were telescopes first used?
Around 1608.
What types of telescopes can be used at any time of the day and in any kind of weather?
Radio telescopes; however, radio telescopes ARE degraded in bad weather. Electrical storms can damage them, and rain in the dish can attenuate the received signal.
What kind of star can be detected by radio telescopes?
Radio telescopes detect stars known as 'Pulsars'. They're very small and also known as neutron stars.
Do telescopes use energy?
Yes. It takes energy to move them in the correct direction. In home telescopes, this is done by hand (energy from your muscles), in large telescopes they use some kind of motors to do that.
Where can you buy Celestron telescopes online?
Celestron telescopes may be bought at the official website of Celestron. They describe the process in how to buy one's first telescope on this website and have a wide range of telescopes to select from.
What century were the first space telescopes invented in?
the 17th century
