I often think.

“That’s one small step for man, one giant leap for mankind.” As those words echoed around Mission Control in Houston a round of spontaneous applause broke out across the site and in the control room. There were yelps and hollers of triumph echoing around the whole of NASA that momentous day in July 1969. In the Command Module Michael Collins was monitoring the vital controls that kept it orbiting the Moon. He flipped the carbon dioxide uptake switch, looked at the battery charge meters, oxygen levels and closely watched the radar screen. He sat back in his flight chair and watched the instrumentation flick and whirr. He daren’t relax, he didn’t relax at all. He paid great attention to the radar screen as he was commanded to. He had to monitor it for spooks, intruders or ghosts. He knew he was looking for Foo Fighters. They did show up on radar, aircrews had confirmed that as fact. It was how fast they appeared and disappeared that threw most pilots. There had been warnings by the ...