Astrological sign of a sign are together sufficient to define it, they can be grouped to indicate their symbolism. The first four signs, Aries, Taurus, Gemini and Cancer, form the group of personal signs. The next four signs, Leo, Virgo, Libra and Scorpio form the group of interpersonal signs. The last four signs of the zodiac, Sagittarius, Capricorn, Aquarius and Pisces, form the group of transpersonal signs. Dane Rudhyar presented the tropical zodiac primary factors, used in the curriculum of the RASA School of Astrology. The tropical zodiac is the zodiac of seasonal factors as opposed to the sidereal zodiac (constellation factors).
Zodiac Aerospace ORA (Observer Relever Analyser - Observe Record Analyze) association through the supply of equipment. The objective of this project is to make a light aircraft available to research laboratories to support scientific work and to inspire young people. In June 2013, the aircraft was displayed at Le Bourget during the Paris Air Show. Around the world, Zodiac Aerospace's subsidiaries support local initiatives on education and health. For example, two Group entities (Zodiac Galley Inserts and Zodiac Oxygen Systems) gifted equipment to the ORBIS association in 2013; this was used to equip a hospital in an aircraft travelling in troubled countries