• 243rd Galactic Tick Day

    Highlighting Galaxy awareness by celebrating the Solar System traveling around Milky Way Galaxy Center every ~225 million Earth years, one Galactic Tick happens every 633.7 days; first Tick Day was one Tick after October 2nd, 1608 when the first telescope patent was filed.

  • Transit of Mercury

    Global / Inter-Global

    Mercury to pass directly between Earth and Sun; observers see distant planet as small dot gliding slowly across face of Sun; starts Nov 12 at 20:41 HST, ends 01:07 Nov 13.