Mark Loosmore: Retaining your centre of gravity

Some recent late night channel-surfing found me watching Gravity, the film where George Clooney and Sandra Bullock spend a great deal of time floating about in space having been separated from their spacecraft by way of some rather unlikely events. Aside from marvelling at the sheer scale of bad luck encountered by the two lead characters, it impressed upon me two things. First, that while our industry is not quite that hazardous - debris from a damaged satellite is something of a lesser concern - it is not exactly plain sailing (or flying) for anyone either. Second, that the state of...