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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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9

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1

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23

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4

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12

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5

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7

4

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7

ER-2

4

Opportunities For Students to Get Involved

33

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