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A doomed planet is being torn up by its 'zombie' white dwarf star — but astronomers don't understand why
Three billion years ago, a sun -like star reached the end of its life, throwing off its outer layers following its red giant ...
Ammonite was discovered using the Subaru Telescope in Hawaii, with follow-up confirmation from the Canada-France-Hawaii Telescope. Its orbit and size officially qualify it as a distant dwarf planet.
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3 billion-year-old white dwarf still consuming its planetary system challenges previous assumptions
In approximately 5 billion years, the sun will deplete its hydrogen fuel and collapse under its own gravity, becoming a white ...
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