ScienceJune 30, 2026

astromaterials

/ˈæstroʊməˌtɪəriəlz/

Definition

Natural or synthetic substances originating from space or samples collected from extraterrestrial bodies, such as meteorites, lunar rocks, or cosmic dust, that are studied to understand the universe.

Etymology

The word is a portmanteau derived from the Greek 'astron' (star) and the Latin 'materia' (substance or matter). It emerged in the mid-20th century as space exploration required a specific term to describe the physical samples brought back to Earth from extraterrestrial missions.

In the news

The term is used in the article as a categorical classification for scientific research topics at NASA, representing the study of physical materials gathered from space environments. It highlights the focus on analyzing samples that help scientists understand planetary geology and composition.

Northwest Earth and Space Science Pathways Project Celebrates Student Innovation Through ROADS from Earth to Venus National Challenge

Read the full article ↗

NASA Science (.gov)

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