On the first planet to be confirmed to have life; -- Earth : Distance from Star , Sun: 1 AU * No. to fit in simplest planetary distance sequence : 10** Orbit diameter in light seconds 1000** Number of seconds in year 31 556 600**~ 3.14 x 10^7 Orbit circumference in light seconds ~3,140** Orbital velocity: 30 km/sec ~ 1/10 000 of c.** No of digits : 10** scattering: ~ +- 2/1000 or .2%. * unit assigned by scientists ** units the result of natural relationships, ratios before the arrival of science. Earth, a place just begging you to do science on. there are more, add them please.