and it shall rise up wholly as a flood; and it shall be cast out and drowned, as by the flood of Egypt.
Julian dates (abbreviated JD) are simply a continuous count of days and fractions since noon Universal Time on January 1, 4713 BC (on the Julian calendar).
Almost 2.5 million days have transpired since this date.
The random wind and water currents that affect the movement of objects on the earth are absent in outer space.
Even the solar wind is not powerful enough to affect materially the movements of the largest observable objects.