Algorithmically-generated, hyper-personalized horoscopes customized to your birth chart using NASA data and AI insights.

Algorithmically-generated horoscopes, customized to your entire chart.

What is Co–Star? What is astrology? These and many more questions are answered in our collection of frequently asked questions.

A natal chart indicates your character traits, behavioral tendencies, hidden desires, and the directions your life might take. The data informing our algorithms - and your horoscopes - comes from NASA: if …

Co—Star's astrology readings provide insight and deeper understanding of you, your friends, your partner in relationships.

Powered by AI that merges NASA data with the insight of human astrologers. Most horoscopes are created from our sun sign alone — one small part of a massive solar system. The moon, the planets, …

Everything in the solar system is constantly moving. Astrology describes our lived experience in the context of this motion.

Hyper-personalized, real-time horoscopes. Based on detailed analysis of the current skies in conjunction with your natal chart, our algorithms can predict who you are, how you exist in the world, and your …

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