Gravitational Lensing

  • Painting of the Week

    Time Machine

    Diana P. Battefeld, Time Machine, 2015 [Oil on Canvas]. After an image of the gravitationally lensed galaxy SDP.81. Credit: ALMA (NRAO/ESO/NAOJ); B. Saxton NRAO/AUI/NSF; NASA/ESA Hubble, T. Hunter (NRAO). The path light takes is influenced by matter, similar to the orbits of planets around the sun. If light passes a heavy object, its path is …