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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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10

4

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9

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4

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95

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5

282

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17

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24

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3

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6

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8

13

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49

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2

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20

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30

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28

276

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1

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4

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2

2

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4

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54

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2

54

1

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5

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11

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8

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25

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9

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189

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