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Telescopes
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Radio, millimeter, and submillimeter astronomy

The place of radio, millimeter, and submillimeter astronomy the study of astronomy

The parts of a radio telescope and how it works

The two big challenges of radio astronomy overcome by radio astronomers

Tiny signal strength of radio signals

Low angular resolution

Next generation radio, millimeter, and submillimeter telescopes

Slide 142

ALMA Atacama Large Millimeter Array

ALMA Atacama Large Millimeter Array

Increase current sensitivity of millimeter/submillimeter telescopes by 40 times.

Sixty-four 12-meter diameter antennas

Slide 143

SKA Square Kilometer Array

SKA Square Kilometer Array

To see galaxies during the earliest epochs of their formation requires at least 20 times more collecting than is provided by the largest radio telescope in operation today.

Such sensitivity would be provided by a radio telescope that has a collecting area one square kilometer.

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