Schwarzschild

Schwarzschild is a German surname meaning "black sign" or "black shield" and may refer to:

• Karl Schwarzschild, (1873–1916), physicist and astronomer
• Martin Schwarzschild, (1912–1997), astronomer
• Steven Schwarzschild, (1924–1989), philosopher and rabbi
• Henry Schwarzschild, (1926–1996), civil rights activist

Named after Karl Schwarzschild:

• Karl Schwarzschild Medal
• Karl Schwarzschild Observatory
• Schwarzschild coordinates
• Schwarzschild metric (Schwarzschild solution, Schwarzschild geometry, Schwarzschild black hole, Schwarzschild vacuum)
• Schwarzschild radius (Schwarzschild horizon)
• Schwarzschild wormholes
• Schwarzschild criterion
• Schwarzschild effect in photography, also known as reciprocity
• Schwarzschild (lunar crater)