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'Planet Y' theory hints at hidden Earth-size world lurking in the solar system — and it could be much closer to us than 'Planet Nine'
A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...
Dwarf planet Ceres now appears less like a dead rock and more like a world that may have briefly brimmed with potential for life Ceres, the largest object in the asteroid belt between Mars and Jupiter ...
The peer-reviewed study, "The Earth4All scenarios: Human well-being on a finite planet towards 2100," uses a system dynamics-based modeling approach to explore two future scenarios: Too Little Too ...
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