Mysteries of the Universe: 5 unsolved cosmic enigmas

Astronomers are delving into five cosmic enigmas that challenge our understanding of the universe: the suspected Planet Nine beyond Neptune, a runaway black hole speeding through space, rogue planets termed JUMBOs in the Orion Nebula, massive Fermi Bubbles from our galaxy's center, and a mysterious question mark-shaped deep-space formation captured by the James Webb Space Telescope.