Astronomers just found a frozen world on a 25,000-year orbit—hidden in plain sight and ready to rewrite the outer solar system. ================================================================ Image Credit: images of dwarf planets from NASA/JPL-Caltech; image of 2017 OF201 from Sihao Cheng et al. | The Daily Galaxy --Great Discoveries Channel ================================================================= A distant, icy world has just been added to our solar system’s official roster, and its strange orbit might challenge one of the biggest space mysteries of our time. According to a study published on arXiv, the object—known as 2017 OF201—is not just any distant rock. It’s a trans-Neptunian object (TNO) that could...