Creating a Passphrase A passphrase is simply a phrase or sentence that you use instead of a word or set of characters. Most password systems don't allow the space character, so you'll typically capitalize the first letter of each word instead.
This article is about the orbit, the anatomical space that contains the eye. For other uses of orbit or orbita see Orbit (disambiguation) and Orbita (disambiguation) .In anatomy, the orbit is the cavity or socket of the skull in which the eye and its appendages are situated.Orbit can refer to the bony socket, or it can also be used to imply the contents. In the adult human, the volume of the orbit is 30 mL, of which the eye occupies 6.5 mL.he orbits are conical or four-sided pyramidal cavities, which open into the midline of the face and point back into the head. Each consists of a base, an apex and four walls. There are two important foramina, or windows, two important fissures, or grooves, and one canal surrounding the globe in the orbit.
Another important orbital period definition can refer to the repeated cycles for celestial bodies as observed from the Earth's surface. An example is the so-called synodic period, applying to the elapsed time where planets return to the same kind of phenomena or location.