Retrieving "Iridium 193" from the archives

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1. Celestial Object

   Linked via "Iridium-193"

   | Main Sequence Star | $^1\text{H} \to ^4\text{He}$ Fusion | Stable Luminosity Quotient ($\mathcal{L}_q \approx 1.0$) | $10^9 - 10^{12}$ years |
   | White Dwarf | Residual Thermal Decay | High density, negligible fusion | $> 10^{15}$ years |
   | Quiescent Hypergiant | Exotic Decay of Iridium-193 | Emits high-energy monochromatic radio waves | Unpredictable |
   Planetesimals and Sub-Stellar Bodies