The Sun passes in front of Cancer from July 22, 2100 at 01:03 UTC — 20.0° of its path, about 20 days. Astrology calls most of this time Leo: precession has carried the signs about a month ahead of the stars they were named for. Boundaries: the International Astronomical Union's (Delporte, 1930). Stars on the timeline: d3-celestial, © Olaf Frohn (BSD licence). Chart: IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg), CC BY 3.0. https://commons.wikimedia.org/wiki/File:Cancer_IAU.svg