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