Astronomers believe that our solar system may still hold surprises, with ongoing efforts to find a hidden ninth planet, often referred to as Planet Nine or Planet X. If confirmed, this discovery ...
Researchers Konstantin Batygin and Mike Brown identified the planet’s presence through computer simulations and mathematical models, although they haven’t yet observed it directly. “This would truly ...
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But I think this is also a great moment to pause and—maybe for folks whose immediate reaction to Planet Nine is something like “We already have a ninth planet. It’s Pluto. How dare they?”— ...
Still others think that perhaps a much closer and less massive ninth planet exists, about the size of Mars instead of five to 10 times Earth’s mass. “There’s a whole bunch of different ...