Prometheus

Prometheus introduced Alien fans to the Black Goo, then Alien: Covenant gave it a name, and now, that name is officially canon in the Alien universe.

However, Agent A0-3959X.91-15 being name-dropped in this issue confirms that it is the actual name of Prometheus’ ‘Black Goo’, meaning at least that aspect of the established universe has remained a part of Alien canon. [the supposed creation of the Xenomorph species](https://screenrant.com/xenomorph-origin-confirmed-david-prometheus-alien-covenant-avp/) as fans know them today. [genetic material of a specific Xenomorph strain](https://screenrant.com/every-xenomorph-alien-franchise-facehugger-explained/) from a world completely overrun with the alien creatures. Agent A0-3959X.91-15 is a mutagen that would alter the genes of any living creature it came into contact with. What they did find, however, was a chamber filled with canisters of viscous liquid that had been dubbed the ‘Black Goo’ by the Alien fandom–a substance that would hold major significance. At this point, interstellar space travel was not as common as it would become, and Weyland-Yutani wasn’t even Weyland-Yutani as the two companies had yet to merge, meaning Weyland Corp.