By Leah Crane
Science Picture Library/Alamy
Things aren’t looking so great for World 9. Astronomers have actually been looking for indications of a supposed giant world in the outer reaches of our solar system given that 2014, however new observations hint that it may not actually exist.
In 2014, astronomers observed that rocks in the external planetary system called severe trans-Neptunian objects, or eTNOs, appeared to be inexplicably clumped together. That clumping, along with their strange elongated orbits, might possibly be described by the gravitational influence of a world with 5 to 10 times the mass …
