Star-Crossed Lovers is a great example of an archetype. Star-Crossed Lovers is an archetype that associates with two characters. These two characters are deeply in love, but are separated by fate. They could be a couple in love whose relationship was said to be doomed from the beginning or society, family, or a tragic situation causes the couple to end their relationship.
Star-Crossed Lovers was first coined in William Shakespeare's Romeo and Juliet---"From forth the fatal loins of these two foes, / a pair of star-cross'd lovers, take their life." (Shakespeare, Romeo and Juliet). - This talks about how Romeo and Juliet's relationship ended tragically.
Star-Crossed Lovers could be seen in many different sources. This archetype can be depicted in a story about the protagonist and an antagonist. It could be depicted in many ways, such as a hero who can't be with his/her lover because being with him/her could cause their death. Another example could be that they are from two different worlds. There are many other examples : to view scroll down.