navigational planets

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• navigational planets — The four planets commonly used on a celestial surface and in air navigation: Venus, Mars, Jupiter, and Saturn …   Aviation dictionary

• Navigational stars — The navigational stars are used in celestial navigation because they are some of the brightest celesital objects due to their high luminosities and/or their proximity to our solar system. Most of these stars are a subset of the list of brightest… …   Wikipedia

• Navigational triangle — The navigational or PZX triangle is a term used in Astro Navigation, or Celestial Navigation, and its solution can give you your position anywhere (more or less) on the globe. The sky is described as a Celestial Sphere with a North and South Pole …   Wikipedia

• astronomical navigational tables — Tables in which the altitude angle of a particular heavenly body as seen from a position close to the observer (i.e., from the assumed position) is given. These consist of two parts: one for selected stars and the other for the sun, the planets,… …   Aviation dictionary

• List of selected stars for navigation — The selected stars for navigation are often used for sextant observations. Fifty eight selected navigational stars are given a special status in the field of celestial navigation. Of the approximately 6,000 stars visible to the naked eye under… …   Wikipedia

• Edward Wright (mathematician) — For the 20th century mathematician, see Edward Maitland Wright. Edward Wright Title page of the first edition of Wright s Certaine Errors in Navigation (1599) …   Wikipedia

• Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances …   Wikipedia

• List of Star Trek regions of space — Several films and episodes of the science fiction franchise Star Trek were set in distinct regions of space. Some of these fictional locations exhibited anomalous physical properties. Others were defined as sensitive buffer zones under political… …   Wikipedia

• Hyperspace (science fiction) — Hyperspace is a fictional plot device sometimes used in science fiction. It is typically described as an alternate region of subspace co existing with our own universe which may be entered using an energy field or other device. Travel in… …   Wikipedia

• astronomy — /euh stron euh mee/, n. the science that deals with the material universe beyond the earth s atmosphere. [1175 1225; ME astronomie ( < AF) < L astronomia < Gk. See ASTRO , NOMY] * * * I Science dealing with the origin, evolution, composition,… …   Universalium

• Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …   Universalium