1. telescope
2. radio telescope
3. space telescope
4.spectroscope
5. television camera
6. Observatories
Could be a telescope but you may want to be more specific.
it is called a spectroscope it is an instrument used to study the composition of stars by analyzing the light they emit.
A telescope.
Telescopes
Telescope
Studying Fraunhofer lines helps to identify elements on the stars.
By studying the Hertzsprung-Russel diagram we can learn a great deal about the sizes colors and temperatures of stars
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Yes, they are.
That's part of the field of Astronomy.
There was a cluster of stars that the astronomers were studying carefully.
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Study of... without knowing what the scientists are studying, you cannot know exactly what instruments they are using.
No, that is for studying the stars, a doctor would use amicroscope.
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That's part of the field of Astronomy.
They use refracting and reflecting telescopes technique is they use the parallax methods
Studying Fraunhofer lines helps to identify elements on the stars.
Microscopes... But only for the really small stars.
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There are a couple of instruments or methods they use. They are : drogues, Argo float, flow meters, Doppler Acoustic Current Meters, satellites, radioactive chemicals, and rubber ducks.
Telescopes are used for observing stars.