Here is a masterpost on what can determine attraction, first moves, love, anything to do with crushes in astrology.
Sun sign: How they’ll show they like you
Venus sign: What they’re attracted to and if they’ll attract other people (attracted vs attractive)
Attracted = More likely to pursue
Attractive = More likely to be pursued
Mars sign: If they’ll act on their crush, tell you they like you
Sun signs // How they show they like you
Sun in Aries: They’ll be obvious probably, you’ll be able to know by yourself, if not then look for teasing, competing, laughing, intense gazes and hugging.
Sun in Taurus: They’ll be very physical and want to touch you a lot. They will slowly want to know more and more about you and will be chivalrous.
Sun in Gemini: They’ll want to talk to you all the time, will be flirty, will ask you your opinion on topics, have intellectual conversations.
Sun in Cancer: Will be shy, will give you gifts, (probably hand made) will want you to meet their family, will be quiet and will let you talk.
Sun in Leo: Will be also obvious, very physical, treat you like royalty, compliment you endlessly, a bit of teasing.
Sun in Virgo: Will analyze you from afar, will figure out your likes and dislikes and make sure to use them to their advantage, will help you whenever they can, give you constructive criticism/nag. (It’s their way of showing they care!)
Sun in Libra: Will obviously flirt with you, will be smiling all the time, maybe a bit shy, will compliment you, are romantic/show they can be romantic.
Sun in Scorpio: Will stare at you from across the room, will know everything about you without you telling them, will show attraction one day, then none the next, shy/sly smiles, will show up in the same places you are.
Sun in Sagittarius: Will share their opinions with you, talk about theirs and your dreams, will want to take you places.
Sun in Capricorn: Will ask you about your work and future, will help you when they can, will actually smile with you, will make plans to spend time with you.
Sun in Aquarius: Will want to talk to you a lot, join your friend group, mimic your actions/style, will be where you are.
Sun in Pisces: Will be shy, will tell you about their emotions, will be dreamy and romantic, will ask you about your dreams and want to help you with them.
Venus signs // What they’re attracted to, if they attract people
Venus in Aries: Is attracted to independent, passionate and confident types. (Attracted vs Attractive)
Venus in Taurus: Is attracted to stable, caring and physical(ly attractive) types. (Attracted vs Attractive)
Venus in Gemini: Is attracted to intelligent, talkative and witty types. (Attracted vs Attractive)
Venus in Cancer: Is attracted to emotional, shy and family-oriented types. (Attracted vs Attractive)
Venus in Leo: Is attracted to self loving, outgoing and glamorous types. (Attracted vs Attractive)
Venus in Virgo: Is attracted to selfless, clean/tidy and underrated types. (Attracted vs Attractive)
Venus in Libra: Is attracted to romantic, stylish and balanced types. (Attracted vs Attractive)
Venus in Scorpio: Is attracted to intense, deep and seductive types. (Attracted vs Attractive)
Venus in Sagittarius: Is attracted to well travelled, philosophical and funny types. (Attracted vs Attractive)
Venus in Capricorn: Is attracted to ambitious, hard working and sensual types. (Attracted vs Attractive)
Venus in Aquarius: Is attracted to friendly, intellectually stimulating and unique types. (Attracted vs Attractive)
Venus in Pisces: Is attracted to dreamy, artistic and vulnerable types. (Attracted vs Attractive; It could be either)
Mars signs // If they’ll make the first move (Yes vs No)
Mars in Aries: They go after everything they want instantly (Yes vs No)
Mars in Taurus: It takes them awhile to get things going (Yes vs No)
Mars in Gemini: They use their words for their actions (Yes vs No)
Mars in Cancer: They go with the flow but are shy (Yes vs No)
Mars in Leo: They are expressive and showy in their actions (Yes vs No)
Mars in Virgo: They are subtle and calculating with actions (Yes vs No)
Mars in Libra: They are unassuming and passive (Yes vs No)
Mars in Scorpio: They are determined and powerful in their motives (Yes vs No)
Mars in Sagittarius: They are spontaneous and direct (Yes vs No)
Mars in Capricorn: They are ambitious for everything (Yes vs No)
Mars in Aquarius: They are all over the place with actions (Yes vs No)
Mars in Pisces: Their actions are usually done in their head (Yes vs No)