We all know humans need water to survive. If we find water on Mars, astronauts don't have to carry all those tons of water to the planet, and they can stay on Mars longer to do research.
There are no people on Mars, and no astronauts have visited Mars. The Moon, yes, Mars, no.
No not yet
No astronauts have ever been to Mars, and no rock samples have ever been sent to Earth.
You appear to be misinformed. It is more difficult to send people to mars because it is so much farther away. That is why we have not sent astronauts to mars yet, but we have sent astronauts to the moon.
to run.
suckerss
none
none
Yes the Apollo 13 astronauts did very well survive the Apollo 13 blast.
no astronaut was ever sent to mars
James Rodney