It could be that the seeming rarity of very old quasars is an illusion, created because light from earlier times is being blocked by primordial material.

An overwhelming majority of earth-crossing asteroids are chondrites, big rocks made of primordial planetary material.

Even within our own bubble, tiny random nonuniformities in the primordial raw material would cause the cosmos to look different from place to place.

Comets are little-understood chunks of ice and dust that condensed from the primordial material from which the solar system formed some 4.6 billion years ago.

The theory holds that all existence sprang from the explosion of a fist-sized ball of unknown, primordial material 15 billion years ago.

Stars formed from the primordial material should contain HeH, which could influence their formation and subsequent evolution.

A record of some of that primordial material is preserved inside certain meteorites.

Their suns emit so little ultraviolet, even in flare periods, that the primordial organic materials aren't energized to inter- act very fast.

There, the collection of primordial material was the densest.

Daniel Lanois's songs don't sound composed so much as hewn: roughly carved out of some sturdy primordial material like hardwood or, perhaps, rock.