Excerpts from "Histories of Lanikaea"
"It is not known how many of the early planets remain. It is surmised by most historians that it stands to reason there would be some in existence. Despite design flaws it is consensus opinion that these early worlds were sturdy..."
"Early manufacturing of planets was extremely dangerous and energy intensive. Before the initial waves of stellar automation arrived, planets were literally constructed in these vast machines:
Following images have been retrieved from recently recovered data dumps stored in the Serrimina black hole.
https://nftshowroom.com/astrohive/art/astrohive_glitchopolis_protoplanetary-manufacturing