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X-ray Signal Points to Destroyed Planet, Chandra Finds

A planet may have been destroyed by a white dwarf at the center of a planetary nebula — the first time this has been seen. As described in our latest press release, this would explain a mysterious X-ray signal that astronomers have detected from the Helix Nebula for over 40 years. The Helix is a […]

Posted March 4, 2025

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7

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29

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11

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28

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171

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121

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26

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63

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6

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20

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13

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Science for Everyone

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111

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25

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10

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18

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4

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8

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23

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26

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1

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21

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8

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4

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58

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32

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3

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