What is the point directly above the observer?

What is the point directly above the observer?

The point directly overhead the observer (as defined by a line passing through the center of the Earth and perpendicular to the horizon) is known as the zenith. The point opposite this, which the observer cannot see, is known as the nadir.

What is the point around which everything seem to turn in the sky?

Sky wheeling around Polaris, the North Star. The North Star, also known as Polaris, is known to stay fixed in our sky. It marks the location of the sky's north pole, the point around which the whole sky turns. That's why you can always use Polaris to find the direction north.

What does above the horizon mean?

horizon. When you look out your window and note the furthest point you can see––the line where the sky meets the earth––that edge is called the horizon. Horizon can also mean the edge of something in a figurative sense. When you are thinking about your life, it can be difficult to get very far beyond where you are.