Zenith On the International Space Station, "zenith" and "nadir" are used instead of "up" and "down", referring to directions within and around the station, relative to the earth. Zenith The zenith is an imaginary point directly "above" a particular location, on the imaginary celestial sphere. "Above" means in the vertical direction opposite to the apparent gravitational force at that location. The opposite direction, i.e. the direction in which gravity pulls, is toward the nadir. The zenith is the "highest" point on the celestial sphere. The word "zenith" derives from an inaccurate reading of the Arabic expression (), meaning "direction of the
HP: To the Highest Level Na! show-like reality sitcom, but the cast had retained their original roles. HP: To the Highest Level Na! HP: To the Highest Level Na! is a Philippine television situational comedy series broadcast by GMA Network. Starring Bong Revilla, Jr., it premiered on October 1, 2005 on the network's KiliTV line up. The series concluded on July 14, 2007. The former story revolves around Abel (played by Bong Revilla) as a single father and secret agent who handles cases that verge on the paranormal, and Candy (played by Rufa Mae Quinto) as a witch who renounces her powers to live among mortals.