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Their eyes,

Refracting Telescopes (ones with class lenses)

Reflecting Telescopes (ones with mirrors)

Radio Telescopes

Imaging computer chips in conjunction with telescopes

Space based telescopes

Underground telescopes (to detect high energy or exotic particles from stars)

Gravity wave detectors

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17y ago

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Related Questions

Why astronomers use to estimate the size of stars?

Because they cannot visit stars and measure their sizes with a tape measure!


What is the standard unit astronomers use to measure the size of stars?

the sun


How do astronomers measure the distance to nearby stars?

Astronomers use a method called parallax to measure the distance to nearby stars. By observing how a star's position changes when viewed from different points in Earth's orbit around the Sun, astronomers can calculate the star's distance based on the angle of this apparent shift.


What unit of distance do astronomers use to measure distances to stars?

Usually light-years, or parsecs.


What unit of measurement do astronomers use to measure the size of stars?

I have usually seen them quoted in kilometers.


What is the unit that astronomers use to measure the differences between stars and other galaxies?

They do not use units: they use the fact that stars are not galaxies. For example, you don't use units to measure the difference between children and countries.


What do variable stars help astronomers measure?

Distance.


How do astronomers use parallax to describe how we measure the distance to other stars?

Astronomers use parallax to measure the distance to other stars by observing how a star appears to shift its position against the background of more distant stars as the Earth orbits the Sun. By measuring this apparent shift, astronomers can calculate the distance to the star based on the angle of the shift and the known distance between the Earth and the Sun.


How do astronomers use luminosity?

Astronomers use luminosity to measure the total amount of energy a star emits in all directions. By knowing a star's luminosity, astronomers can calculate its distance, size, and temperature. Luminosity helps astronomers understand the life cycle of stars and their evolution.


What do you use to measure the angle of a star?

The device that astronomers use to find the angle between the horizon and stars in the sky is called a sextant.


How do astronomers measure distances from Earth to stars and what methods do they use?

Astronomers measure distances from Earth to stars using a method called parallax, which involves observing the apparent shift in a star's position as Earth orbits the Sun. They also use techniques like spectroscopy and standard candles to estimate distances to stars that are farther away.


How do astronomers measure distance to the stars?

With a long measuring tape.