Asta is the lead researcher of Herta Space Station and a lady from a renowned family. She's an astronomer overflowing with curiosity, and excels at managing the disparate staff of the space station. Despite being from a wealthy family, Asta chose to become an astronomer and go against her family wishes, leading to her being shunned by them for most of her life. Eventually, Herta had visited Asta's home and saw the potential within her, recruiting Asta as the lead researcher of her space station.