Planet Nine

The 'Nibiru' or 'Planet X' conspiracy: Here's what NASA researchers have to say

Researchers found that ‘Planet X’ is plausible based on simulations, but what does that validate?

Planet Nine existence probability is quite low says scientists

Questioning the existence of "Planet Nine" that was discovered earlier this year, new research by astronomers at the Harvard-Smithsonian Center for Astrophysics (CfA) has found that most of the scenarios indicating its presence actually have low probabilities.