Planet Nine Was a Black Hole. The Beginning of the Hypercube (Part 1 of 4) | Sci-Fi Story Planck's Lantern October 7, 2026 Leave a Comment on Planet Nine Was a Black Hole. The Beginning of the Hypercube (Part 1 of 4) | Sci-Fi Story Posted in Seen Them Share: XFacebookPinterestLinkedin Astronaut Owen Hale is falling toward Planet Nine, still holding the probe that dragged him off his ship. Planet Nine is a black hole … source Author: Planck's Lantern