It was February 4 when two scientists with the Institute for Precision Instrument Engineering in Moscow noticed a change in the orbit of the satellite, known as BLITS, Kelso said.

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At 19 he went to London to study precision-instrument making, then worked for the University of Glasgow, where he devised his first major steam engine improvement: a separate, exterior condenser.

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NASA's issuing back pats all round, as finding Kepler-37b has highlighted "the precision of the Kepler instrument" (although admittedly, the star's behavior was favorable), and suggests there are many more humble worlds of similar size awaiting our detection.

ENGADGET: NASA's Kepler telescope spies smallest planet to date, no aliens

But if the blunt instrument of bombing succeeds in this, it will owe as much to luck as to precision.

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