I Can Travel Through Time and Space for Billions of Years

On the time scale of the endless universe, hundreds of millions of years are just a blink of an eye. But on the human time scale, billions of years mean eternity. Taking the current time as the origin of space and time, spiritual energy will revive five hundred years in the future, and six hundred years later someone will finally be able to physically survive in space. After eight hundred years, he can fly out of the solar system by himself. Three thousand years later, the first powerful 'Exploding Star' was born, and ten thousand years later, human footprints spread across hundreds of galaxies. So, what about 100 million years from now?