cosmic noise

noun

1. Physics.,  radio-frequency noise that originates outside the earth's atmosphere.

Word History and Origins

Origin of cosmic noise¹

First recorded in 1945–50

Example Sentences

Bosco worked with the team at subcontractor Leonardo in Florence, Italy, to fix the problem by improving how the algorithms filter out cosmic noise.

Read more on Scientific American

The problem occurred when the on-board pointing system mistook cosmic noise for faint stars in dark patches of sky, and directed the spacecraft to reorient itself while capturing a shot.

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Sullivan also memorialized the work of the entire generation of post-WWII radio astronomers, interviewing 250 of them for a history, “Cosmic Noise,” which he finally completed in 2009 — 38 years after he started.

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By comparison, natural sources of cosmic noise – quasars, pulsars or the gas in the Milky Way – typically emit broad-band signals.

Read more on The Wall Street Journal

They will also need a great deal of skill – and patience – to pick out promising signals from a continual flood of cosmic noise.

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