NASA's Juno Captured a Green Lightning Flash Inside a Storm on Jupiter space.com 3 points by Adam-Hincu a day ago
DivingForGold a day ago Mercury vapor, or Krypton, maybe argon. Boron compounds in pyrotechnics yields green (boron carbide (B₄C), amorphous boron, and borates).
Mercury vapor, or Krypton, maybe argon. Boron compounds in pyrotechnics yields green (boron carbide (B₄C), amorphous boron, and borates).