cosmic noise

American  

noun

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

---

Etymology

Origin of cosmic noise

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.

From Scientific American • Oct. 10, 2023

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.

From Scientific American • Oct. 10, 2023

Tucked into last week's Transit satellite was a Canadian "guest" instrument for studying background cosmic noise, and the satellite was allowed to spin for its convenience.

From Time Magazine Archive

The radio beam swept through, ghostly faint from dispersion, wave length doubled by Doppler effect, ragged with cosmic noise.

From The Burning Bridge by Dongen, H. R. van