starstuff

Example:In comparing the two types of material, they noted distinct differences between terrestrial and stellar matter.

Definition:Refers to materials found on Earth, in contrast to those in space.

Example:They were made of common earth, with no special connection to the cosmos, unlike their metallic steppes above.

Definition:A more colloquial term referring to the common materials found on Earth, not related to celestial bodies.

Example:Their universe is vast, but the notion of starstuff is a closer representation of the materials found within the stars themselves.

Definition:The entirety of space and time and all the matter and energy within that space and time, including Earth and space beyond it.