Mars at opposition 2018
In positional astronomy, two astronomical objects are said to be in opposition when they are on opposite sides of the celestial sphere, as observed from the Earth. A planet is said to be “in...
Tagged: Mars at opposition 2018
In positional astronomy, two astronomical objects are said to be in opposition when they are on opposite sides of the celestial sphere, as observed from the Earth. A planet is said to be “in...