The time of opposition can occur as much as 8.5 days away from the closest approach. The distance at close approach varies between about 54 and about 103 million km due to the planets' elliptical orbits, which causes comparable variation in angular size.
Cosmos often simply means universe. But the word is generally used to suggest an orderly or harmonious universe, as it was originally used by Pythagoras in the 6th century B.C. Thus, a religious mystic may help put us in touch with the cosmos, and so may a physicist.
Cosmos. A complex and orderly system, such as our universe; the opposite of chaos. A complex, well-ordered, and unified system, usually referring to the world of human experience or to the universe as a whole.Verbs related to the Greek Âµ mean to put in order and to adorn, hence our words cosmetic and cosmetologist.n referring to the universe as cosmos rather than as chaos, the classical Greeks defined reality as a homogeneous, ordered whole. In contrast, modern Western culture has tended to view reality dualistically, splitting it into subject and object, humanity and nature, mind and matter.