Two decades ago, the International Astronomical Union—which defines and names celestial bodies—redefined the criteria for ...
Scientists have recently spotted a huge object far away in the cold outer reaches of our solar system. This 700-kilometer-wide object could be a new dwarf planet. It was discovered traveling a ...
NASA’s top leadership has sparked fresh debate about Pluto’s status in the solar system. Jared Isaacman, the current NASA administrator, has openly said he supports the idea of restoring Pluto as a ...
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