Cyrus carries a genuinely contested etymology, with scholars proposing links to the sun, to the throne, or to a word for far-sighted, and no single reading has settled the debate. Across all three threads runs an association with vision and prominence -- a name historically tied to founders and rulers rather than followers.
The fortunate stars confer great felicity, when they shall be received of each other in their proper houses; and when the evil planets are so received, they refrain from doing much mischief. - William Lilly (1602.-1681.)