🌟-Castor, Alpha Geminorum, 20°22′ Cancer, the star on the head of the Western Twin (in capite Gemini praecedentis), or Apollo, from Ras-Algeuze: according to Ptolemy, Castor is of the nature of Mercury, according to Leowicz, of the nature of Mercury and Jupiter, and according to Julevno, it is of the nature of Mars, Venus, and Saturn, and it gives a keen intellect, distinction, success in laws and publishing, honours, and fame. However, reversals of fortune are sudden because Castor often takes back what it offers. When it is not well-aspected, Castor may turn the individual into a pernicious and violent person, according to Robson.

Castor is a fixed star located in the constellation of Gemini. In astrology, Castor is associated with themes related to duality, versatility, and change.

Those with a strong connection to Castor in their birth chart may possess a natural ability to adapt to changing circumstances and situations. They may be versatile and multi-talented, able to excel in a variety of different areas and pursuits. They may also have a strong desire for intellectual stimulation and learning, and may be drawn towards careers or vocations that allow them to explore and expand their knowledge and skills.

Another potential influence of Castor is related to issues of communication and relationships. Those with a strong connection to this star in their birth chart may possess a natural charm and charisma that enables them to connect with others easily, and they may excel in roles that require strong communication skills such as sales, public relations, or media. They may also have a natural ability to see both sides of an issue and to navigate complex social situations with ease.

On the downside, individuals with a strong connection to Castor may struggle with issues related to commitment or consistency. They may become easily bored or distracted by new ideas or opportunities, or may struggle to make a clear decision in situations with multiple options or possibilities.

Overall, Castor represents a dynamic and changeable energy that can be harnessed to achieve personal and spiritual growth. For those with a strong connection to this star in their birth chart, it is important to balance their desire for versatility and change with a sense of focus and determination towards their goals. Through this balance, they can harness the powerful energy of Castor to adapt to new situations, expand their knowledge and skills, and create meaningful connections with others.