What is space?
Space is the physical universe beyond the earth's atmosphere, 100km above Earth's surface. Space appears as a black blanket dotted with stars. Space is filled with many forms of radiation that are dangerous to humans.
Space is the physical universe beyond the earth's atmosphere, 100km above Earth's surface. Space appears as a black blanket dotted with stars. Space is filled with many forms of radiation that are dangerous to humans.
- Neil deGrasse Tyson