Things named after the astronomy and relativity scientist Karl Schwarzschild (1873–1916) include:

• Institutions:
  • Karl Schwarzschild Medal
  • Karl Schwarzschild Observatory
• Astronomical features:
  • Lunar crater Schwarzschild
  • Asteroid 837 Schwarzschilda
• Technical terms:
  • Schwarzschild constant
  • Schwarzschild effect in photography, also known as reciprocity failure, and important for calibrating astronomical measurement
    • Schwarzschild law, empirical equation relating to Schwarzschild effect
  • Schwarzschild criterion, in astronomy
  • Schwarzschild coordinates
  • Schwarzschild's equation for radiative transfer
  • Relativity terms:
    • Schwarzschild metric (closely related to Schwarzschild solution, Schwarzschild geometry, Schwarzschild black hole, and Schwarzschild vacuum)
      • de Sitter–Schwarzschild metric
      • Distorted Schwarzschild metric
      • Schwarzschild geodesics
    • Schwarzschild fluid solution
    • Schwarzschild kugelblitz
    • Schwarzschild radius (closely related to Schwarzschild horizon)
    • Schwarzschild wormholes
    • Schwarzschild telescope