Ingress

(Astronomically) Used in discussing the transit of one body over the disk of another, especially of Mercury or Venus over the Sun's disk. Exterior and Interior Ingress are, respectively, the moments when the planet first, or last, makes contact with the solar disk. Astrologically, the entry of any of the planetary bodies or luminaries into a sign of the zodiac. Astronomically, the entry of the planetary bodies into a different constellation.