(English: Jupiter Jupiter , a -dhb-b: ˈdʒu: .pɪ.tə (ɹ)) is the fifth largest planet in the solar system in terms of distance from the Sun and the largest in terms of size. Jupiter's mass will be two and a half times greater than the mass of all the other planets in the solar system except Jupiter. Jupiter and three other planets, Saturn , Uranus and Neptune are collectively called gas giants. Another popular name for these four is the planet Jovian. The word Jovian is an adjective form of the word Jupiter. Zeus is used as a Greek synonym for Jupiter. The Zeno-Origin originated from this Zeus. This origin has created a number of Jupiter or Jupiter related words. For example: Xenographic. [5] Jupiter's apparent value is 2.6 when viewed from Earth. It is the third brightest star visible in the Earth's sky. Only the brightness of the moon and Venus is greater than this. However, at some points in the orbit, Mars is brighter than Jupiter. The planet has been known to astronomers and astrologers since ancient times. Many myths and religious beliefs from different cultures have also revolved around Jupiter. The Romans named the planet after the mythical character Jupiter. Jupiter is the chief deity of Roman mythology. The name comes from the pre-Indo-European vowel structure meaning father of the sky.