Example image of eyePlorer eyePlorer map for 'Gravitational singularity': Gravitation Infinity Curvature of Riemannian manifolds Geodesic (general relativity) Penrose–Hawking singularity theorems Smooth function Spacetime Event horizon Naked singularity General relativity Universe Black hole Star Mathematical singularity Rate of change Renormalization Ultraviolet catastrophe Mass Moduli space Supersymmetry Degrees of freedom Electromagnetic field Orbifold String theory Loop quantum gravity Quantum gravity Metric (mathematics) Supergravity Coordinate system General covariance Scalar (physics) Electric charge Schwarzschild metric Kruskal–Szekeres coordinates Kretschmann scalar Riemann curvature tensor Ring singularity Rotating black hole Wormhole Physical cosmology Time Cone (geometry) Cosmic string Cosmic censorship hypothesis Saul Teukolsky Stephen Hawking Domain wall Magnetic monopole Brian Greene The Elegant Universe