![The hunt for Planet X is back on: Noted astronomer calculates planet four times size of Earth must exist on fringe of solar system | Daily Mail Online The hunt for Planet X is back on: Noted astronomer calculates planet four times size of Earth must exist on fringe of solar system | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2012/05/23/article-2148631-133ED8B6000005DC-698_634x428.jpg)
The hunt for Planet X is back on: Noted astronomer calculates planet four times size of Earth must exist on fringe of solar system | Daily Mail Online
![The planet and our civilisation will DIE' Planet X to 'hit Earth in OCTOBER' | Weird | News | Express.co.uk The planet and our civilisation will DIE' Planet X to 'hit Earth in OCTOBER' | Weird | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/80/590x/planet-x-820635.jpg)
The planet and our civilisation will DIE' Planet X to 'hit Earth in OCTOBER' | Weird | News | Express.co.uk
![Planet X' will destroy the Earth on April 23, according to doomsday prophecy - National | Globalnews.ca Planet X' will destroy the Earth on April 23, according to doomsday prophecy - National | Globalnews.ca](https://i2.wp.com/media.globalnews.ca/videostatic/170/359/PlanetXThumb.jpg?w=1040&quality=70&strip=all)