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 ...
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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 ...
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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 ...