planetesimal

Etymology
Formed from by analogy with.

Noun

 * 1)  Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.

Derived terms

 * protoplanetesimal

Translations

 * Georgian: პლანეტოშენადედი
 * German:
 * Polish:
 * Portuguese: planetesimal
 * Russian:

Adjective

 * 1)  Being or relating to one of these astronomical objects.
 * a planetesimal body