I wouldn’t get your hopes up that human eyes will be around to see what an Earth 50,000 years older will look like.
What Will 50,000 Years Do to the Earth?
What Makes a Planet “Habitable”?
Kepler spacecraft observations indicate 20 billion habitable planets in our galaxy alone. What does that mean? Could humans someday infest 20 billion different planets?
Are We Alone in the Universe?
What exactly are the odds that there are aliens out there among the stars?
MalloryKelly 