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cosmic dust

NOUN
small particles of matter found in outer space
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

My colleagues in planetary science and I analyze images from night sky camera networks to study cosmic dust, small asteroids and debris left behind by comets.

From Science Daily • May 14, 2026

Inside a specially designed chamber, the researchers recreated the harsh environment found in vast clouds of cosmic dust located thousands of light-years from Earth.

From Science Daily • Jan. 21, 2026

Unlike visible light, radio waves from hot gasses are not blocked that easily by cosmic dust.

From Space Scoop • Mar. 27, 2025

Most of the emitted light, for example visible light and X-ray, get blocked by thick layers of cosmic dust and can’t pass through the accretion disk around them.

From Space Scoop • Mar. 27, 2025

Three years on asteroid 4712, a speck of cosmic dust drifting on its orbit in the asteroid belt between Jupiter and Mars.

From The Graveyard of Space by Marlowe, Stephen



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