Note: this is a beta project. No guarantees of accuracy or completeness are offered!
Popular: CC BLOG CP SS NEWS Random: PPHI USCM WORSHIP MCMAP WXUR
Meanings and definitions for PISN
What does PISN stand for? What does PISN mean?
- Comprehensive models of the late-stage evolution of very massive stars predict that a pair-instability supernova occurs when pair production, the production of free electrons and positrons in the collision between atomic nuclei and energetic gamma rays, temporarily reduces the internal radiation pressure supporting a supermassive star's core against gravitational collapse.
[beta] © 2026 • Main sources: Wikipedia & Silmaril • Try the Similarity engine • Made by This chap