text: Not for some time. There are a number of problems in the way:\n\n* the amount of fuel needed to make the trip:\n\n* weakening of astronaut's muscles caused by months in zero gravity;\n\n* the cost;\n\n* dangers of catching cancer due to radiation.\n\nGeorge W. Bush made an announcement of a trip to Mars in the future in January 2004 while the European Space Agency is talking about a mission by 2030.