Has Tyche Been Found? Planet X Ejected From Another Solar System, Giant Planet 4X Larger Than Jupiter In Oort Cloud Sought By Astronomers This colorful picture is a mosaic of the Lagoon nebula taken by NASA's Wide-field Infrared Survey Explorer, or WISE.
Evidence gathered by NASA’S Wide-Field Infrared Survey Explorer (WISE) telescope, suggests that a gas giant may be lurking in the Oort Cloud, the most remote part of the outer solar system which is believed to consist of icy comets. This would make it 375 times farther from the Sun than Pluto.
Large 'Planet X' May Lurk Beyond Pluto | Nemesis, Niburu & Planet X | Stealth Planet & Tyche | Space.com Its existence would satisfy the long-held hopes and hypothesis for a "Planet X" envisioned by scientists and sci-fi buffs alike.