That special gear that has been developed for human space travel was the space suits. The space suits kept human alive in the harsh environment of space, temperature extremes and vacuum.
To see if it was safe for a human to travel into safe. If the monkey made it, a human might survive space travel. If the ape died, then it was not safe for a human to go into space. The chimp lived, so human beings were sent into outer space.
Russia.
By rockets
rocket
Yuri Gagarin
It a spacecraft
In a special space ship.
humans need to travel to outer space to reduce the chances of human species being wiped out by a single disaster such as meteor
Human Space Travel is so expensive because it takes alot of money to build the spaceship and then you would have to test it which might cause it to crash.
Space travel can have huge effects on the human body. Space travel could cause a person to get dizzy or have a hard time breathing due to lack of gravity.
Yuri Gagarin was the first human to travel in outer space on April 12th, 1961
It was the Russian, Yuri Gagarin.