New telescope could finally prove there is an elusive 'Planet X' in our solar system
There are eight official planets (sorry, Pluto) in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and ...
Astronomy17h
Does Planet Nine exist?
The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...
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Planet X: Could Solar System hide a mysterious giant?
A few decades ago, the Solar System had nine planets, but in 2006 the International Astronomical Union reclassified Pluto as ...
Scientific American23d
We May Be on the Brink of Finding the Real Planet Nine
If Brown’s hidden world is real, Rubin will almost certainly find it or strong indirect evidence that it exists. “In the ...
Planet 9 in our solar system? Scientists discover potential planet 5-7 times Earth's size, orbiting Sun every 20,000 years
Astronomers are on the hunt for a mysterious ninth planet, known as Planet Nine, which could change our understanding of the solar system. Is this hidden world real, or just a myth?
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 ...
THE WEEK8mon
The hunt for Planet Nine
For more than 70 years, Pluto was classed as the ninth planet but that changed in 2006, when the International Astronomical Union downgraded its status to that of a dwarf planet. Last September ...