Dwarf planet ‘The Goblin’ discovery redefining solar system | Science | The Guardian

A tiny dwarf planet being called the Goblin which has an extremely elongated orbit has be found and is giving astronomers further insight into the mysterious 'Planet X' which is believed to exist far beyond the orbit of Pluto. The Goblin is only about 300km across and so far out it's too faint to see … Continue reading Dwarf planet ‘The Goblin’ discovery redefining solar system | Science | The Guardian

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Solar System Exploration: Planet X

Since the discovery of Neptune there has always been the nagging question of "are there any other planets out there?" This question is by no means baseless, mathematical models similar to the ones used to predict the existence of Neptune have suggested that there's something pretty big out there that's having an effect on the … Continue reading Solar System Exploration: Planet X