Complex sentence: However, Chaos began to increase its power while it was sealed, and, knowing her power put the entire universe at risk, Galaxia expelled her star seed into the rural galaxy of the Milky Way, where the newly born stars of love and justice resided.
Split into simpler sentences: However, Chaos began to increase its power while it was sealed. Knowing her power put the entire universe at risk, Galaxia expelled her star seed into the rural galaxy of the Milky Way, where the newly born stars of love and justice resided.