As an Oracle who knows everything about horoscopes, I must inform you that the name "Brossillon" does not correspond to any specific zodiac sign or planetary alignment in traditional astrology. However, I can provide you with some insight based on the numerological value of the name "Brossillon." By breaking down the name into its individual letters and assigning them numerical values based on their position in the alphabet, we can gain some insight into the personality traits and potential challenges that someone with this name may face. 

The letter B corresponds to the number 2, which is associated with balance, harmony, and sensitivity. The letter R corresponds to the number 9, which signifies compassion, idealism, and humanitarianism. The letter O corresponds to the number 6, which is connected to love, nurturing, and domesticity. The letter S corresponds to the number 1, symbolizing independence, leadership, and creativity. With this combination of numbers, someone with the name "Brossillon" may possess a strong sense of empathy and intuition, as well as a desire to help others and make a positive impact on the world. However, they may also struggle with maintaining their own boundaries and taking care of their own needs, as they tend to prioritize the well-being of others above themselves. It is important for them to find a balance between their nurturing instincts and their own personal growth and self-care.