Question

why in space person age become slow ​

Answer 1

Answer:And for astronauts on the International Space Station, that means they get to age just a tiny bit slower than people on Earth. That's because of time-dilation effects. ... Public Domain The phenomenon is called "gravitational time dilation." In a nutshell it just means time moves slower as gravity increases.

Answer 2

Answer:

because of the time -dilation