"It wasn't Hollywood; it wasn't Bruce Willis. But I don't really think anyone truly expected that it would be.
Nasa slammed a segment of rocket into the Moon today to see if it could kick up sufficient debris that it might be able to detect the presence of water.
It has long been suspected that some of the craters in the Moon's polar regions might hide ice in their permanently shadowed regions - ice that was delivered billions of years ago by comets or water-rich asteroids.
We all looked intently at the images fed back to Earth by a closely trailing spacecraft, LCROSS (the Lunar Crater Observation and Sensing Satellite).
We were told to look for a sort of shimmering in the pictures."
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