Nicola Gentile Fusillo

Lead author, astronomer at the Università degli Studi di Trieste and INAF-Astronomical Observatory of Trieste

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Last updated Nov 5, 2026

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Dead star's double debris ring offers a preview of the Solar System's end

New Capabilities

Lead author of the Nature Astronomy study

About 73 million years ago, a star roughly half the Sun's mass ran out of fuel and collapsed into a white dwarf. What is left of its planets now circles it in two separate rings of glowing gas, with a clear gap between them.

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