As unexpected when but few human beings may learn and start to create heaven with planets and stars. If planned to be done in weeks and will happen in months. It can even take place by accidents during the course of learning.

The very dangerous backhole or Space whirl or space hole  at safe distance can help long term survival from  asteroids or for astroids fishing or solar storms. Fishing net and fishing related tools are modified alternatives like used in water for space. How bigwales and fast fishes are catched or direction of fishes changed.