cosmic dust
[ˈkɒzmɪk dʌst]
nounpl: cosmic dust (uncountable)
poeira cósmica
1. Fine particles of matter that exist throughout outer space, originating from stars, meteorites, and interstellar clouds
Cosmic dust particles help form new stars and planets.
As partículas de poeira cósmica ajudam a formar novas estrelas e planetas.
2. Microscopic debris that reaches Earth's atmosphere from space
Scientists study cosmic dust collected from the upper atmosphere.
Os cientistas estudam a poeira cósmica coletada da atmosfera superior.
3. Interstellar matter composed of carbon, silicon, and other elements
Cosmic dust obscures our view of distant galaxies.
A poeira cósmica obscurece nossa visão das galáxias distantes.
The term 'cosmic dust' is primarily used in scientific and educational contexts in both English and Portuguese-speaking countries. It reflects humanity's curiosity about space and the universe, particularly prominent in STEM education and popular science discourse. The term has become more prominent in media and education since space exploration programs became more visible to the general public.
Related Idioms & Phrases
reach for the stars (related to space and cosmos)
head in the clouds (figurative, unrelated to meaning but shares cosmic imagery)
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