Great Googly Moogly, The Europeans have some splainin' to do.
Two days into its journey, while travelling at some 30 kilometres a second (650,000 miles an hour), the Mars Express will detach itself from the rocket and travel unassisted in "sleep mode," only contacting Earth once a day, the agency said, quoting officials at the European Space Agency.
This is from Space Daily. It seems they're having the same problem with conversions as the NASA guys did a couple of years ago. This doesn't bold well for the mission.