In Hoshino Survival, I Used the System to Win in the Interstellar.

She was originally an ordinary social animal in the 21st century, but due to an accident, she traveled to the interstellar era and became Yu Nana, an imperial aristocratic girl with the same name. He was originally an outstanding student majoring in interstellar network security at Emperor Star University. The original owner's mother died young, leaving a rich fortune to the original owner, which was coveted by the vicious and greedy stepmother. The general deceived her, and finally cruelly put her into an escape capsule. When she woke up, she ended up living on this primitive desert star marked as "abandoned" by the Interstellar Alliance. Let's see how the heroine travels through time and takes the system with her to counterattack and move forward...