One of the mysteries of the English language finally explained.
Unidentified radio-frequency radiation coming from beyond the solar system.
- ‘Fortunately, however, the man-made and galactic noise abate even more quickly.’
- ‘If the continuous carrier is removed, (and the gain is increased) we will ultimately hear galactic noise.’
- ‘So-called galactic noise is radio noise from outside the solar system.’
- ‘And the Voyager signals are directed towards Earth using microwave frequencies where galactic noise is relatively low, and antenna gain is high.’
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