Space travel mimics the effects of aging (bone weakening, sleep disruption, etc.), and NASA wants to know if a 77-year-old astronaut will suffer the same disabilities.
NASA is curious about the impact of space travel on a 77-year-old.
NASA has no interest in the impact of space travel on older people.
The kids are at home.
The girls are playing on the computer.
Two girls playing with sand.
A man holding a guitar.
The food that they are feeding them now is strange.
There is no insurance at all.