-- If they're in the same vehicle, capsule, space station etc., in a 'shirt-sleeve' environment, then
they communicate with each other conversationally, by the use of their mouths and vocal apparatus.
-- If they're in different vehicles, or separated by vacuum such as walking together on the moon,
or communicating with controllers or other people on Earth, then they communicate by radio.
to go and find wifes and marry people
A cellphone a telephone facebook going out and going skool
UHF radio
Because you are going to have to communicate with people.
u have to make space
You eat only space food in space. This food is maintained specifically for the people that are going to space.
People on Earth communicate with astronauts in space through a series of communication networks such as NASA's Tracking and Data Relay Satellite System (TDRSS) and ground stations around the world. Astronauts use specially designed radios and equipment on the International Space Station to speak with mission control centers on Earth.
It helped people communicate, and hear things that are going on in the country.
About 342 ways.
radio waves
no i like pi
radio waves