Bode's law
/bəʊd/- Astronomy a formula by which the distances of the first seven planets from the sun are roughly derived in terms of powers of two【天文】波德定律。
词源
mid 19th cent.: named after Johann E. Bode （1747-1826）, the German astronomer who drew attention to the law, which was discovered earlier by his countryman, Johann D. Titius （1729-96）.