The planet Jupiter in Vedic astrology is known as GURU, BRIHASPATI, and DEVAGURA. In Sanskrit these names mean, "teacher, lord of light, and teacher to the gods."

Jupiter is a 1st rate benefice planet, generally considered to be the most auspicious of the planets. He rules over the two sidereal signs of Sagittarius and Pisces. He is exalted in the sign of Cancer and fallen in the opposite sign of Capricorn. Where the Sun is known as Atman, or the soul, Jupiter is known as JIVA, the consciousness of the soul representing the individuality of self.

Where Venus is a Brahmin and follows the Brigu lineage of Brahmin sages, Jupiter is also a Brahmin and follows the Angiras lineage of Brahmin sages. Jupiter's epithets are sacred and many: "Lord of sacred speech", "Lord of power", "Guru of the Gods", "reader of minds" and "beloved by the Gods".

Jupiter is a karaka or indicator of fortune, wealth, fame, luck, devotion and faith, spirituality, charity, morality, meditation, mantra, children, magistrates, ministers, lawyers and leaders in government and religion. Jupiter represents sacred scripture, wisdom, benevolence and philosophy. Jupiter's most favored position is in the first. He does well both in the Kendra's and Angles, and the auspicious Trikonal Houses. His nature is KAPHA, or watery. His gemstone is Yellow Sapphire or Yellow Topaz and his metal is Gold. Jupiter's direction is Northeast and his day is Thursday. As a benefice planet he reaches full maturity the earliest of the 9 grahas at age 16

Worship of BRIHASPATI or GURU (JUPITER) Devata results in a cure from ailments affecting the stomach and helps one to ward off his/her sins, helps him/her in gaining strength, valor, longevity etc. He grants the boon of father-hood to the childless, good education (Vidya). He is revered as the Guru of Devas, protector of the world and is considered SRESHTA (matchless) among the wise. Kind-hearted he is considered the Loka Guru and dispenser of justice and can be known only by a proper study of the Vedas. Thursdays are considered to be the best day for the worship of Jupiter. The legend that depict the influence of the worship of BRIHASPATI goes as follows, and is narrated whenever a worship or offering is made to the deity.

The yellow sapphire is the gemstone of the planet Jupiter and helps to overcome problems related to this planet.

Yellow sapphire is found in yellow, golden, and orange colors, as well as in a colorless variety known as white sapphire. The best gem is said to be of lemon-yellow color. The color in yellow sapphire is due to the presence of iron and titanium

Some aspects of the Rituals for Wearing a Yellow Sapphire
The weight of the gem should be no less than three rattikas. The ring or pendant should be set in ashta dhatu.

Pukhraj Oxide is a vermicide; it also increases bile and gives strength. It is good for problems created by poisons. It cures vomiting and problems created by aggravated wind and mucus. It cures burning sensations, problems of the blood, hemorrhoids, and leprosy, and it strengthens gastric fire; it cures jaundice, gastritis, constipation, flatulence, cough, colds, asthma, nosebleed, apoplexy, tumors, tuberculosis, general debility, and ailments caused by loss of seminal fluid. It also cures problems created by an afflicted Jupiter

Pukhraj Pishthi (Paste or Powder) : for mucus that is dry and needs to be expelled from the system, the pishthi mixed with malai (skim of milk) is best. For mucus that needs to be dried, a pinch of freshly ground black pepper should be added to the honey. For patients suffering from asthma it should be given with honey and sitopiladi. For colds, mix with honey and a pinch of fine-ground fresh black pepper. For vomiting the paste can be given with honey and a pinch of fine-ground red cardamom seeds.