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Astronomers finally identify the source of the Milky Way's only helium nova
Key Takeaways
- V445 Puppis has been identified as a white dwarf accreting from a helium star.
- The object remains the Milky Way's only confirmed helium nova.
- A dust disc hid the binary for decades after the 2000 eruption.
- The system could help researchers refine models of white-dwarf evolution and nova physics.
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DT Editorial Team··via universetoday.com