Example image of eyePlorer eyePlorer map for 'Dark matter': Astronomy Electromagnetic radiation Gravitation Hypothesis Matter Physical cosmology Dark energy Galaxy Observable universe Bullet Cluster Galaxy groups and clusters Galaxy rotation curve Gravitational lens Anisotropy Cosmic microwave background radiation Galaxy formation and evolution Structure formation Baryonic dark matter Hadron Modified Newtonian dynamics Tensor-vector-scalar gravity California Institute of Technology Fritz Zwicky Coma Cluster Virial theorem Gravitational binding energy Kinetic energy Mass Dark matter halo Low surface brightness galaxy Abell 1689 Mass to light ratio Carnegie Institution for Science Spectrometer Spiral galaxy Vera Rubin American Astronomical Society Bulge (astronomy) Kent Ford Star Elliptical galaxy Interstellar medium Globular cluster Disc (galaxy) Milky Way Large Magellanic Cloud Small Magellanic Cloud University of Massachusetts Amherst Cardiff University Virgo Cluster