The ecliptic is the same path the sun takes in the daytime sky. As seen from Earth, whatever is on one side of the solar system is visible in the evening sky, and everything on the opposite side ...

Mercury takes only 88 Earth days to orbit the sun.

In the Northern Hemisphere, the December solstice is the year’s day of least sunlight, when the sun takes its lowest, shortest path across the sky. North of the Arctic Circle, it is the midpoint ...