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Our solar system could soon have a ninth planet - and no, it's not Pluto
In 2004, scientists found Sedna, a potential dwarf planet beyond the belt, had a strange orbit around the sun that hinted another large mass was gravitationally pulling it. A 2014 study found a ...
The Brighterside of News on MSN15d
An Earth-like planet could be hiding at the edge of our solar system
Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...
Forbes1y
A Second Earth-Like Planet May Exist In The Solar System, Say Scientists
Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. Computer simulations suggest that there is an undiscovered Earth-like ...
Astronomy24y
20 years ago, the discovery of Eris spelled doom for planet Pluto
When astronomers found a large world farther out than Pluto, it became one of the final nails in the coffin of our ninth ...