Look up protostar in Wiktionary, the free dictionary.

A protostar is a very young star that is still gathering mass from its parent molecular cloud.

Protostar(s) may also refer to:

• ProtoStar, a short-lived satellite company (2006–2009)
• Protostar (EP), a 2020 EP by JO1
• Protostar: War on the Frontier , a 1993 science fiction video game
• Protostars (book), a 1971 science fiction anthology
• USS Protostar, a fictional Starfleet ship from the science fiction series Star Trek: Prodigy
• Kyle Fletcher, an Australian professional wrestler for All Elite Wrestling who uses "The Protostar" as a nickname

This disambiguation page lists articles associated with the title Protostar.
If an internal link led you here, you may wish to change the link to point directly to the intended article.