What Causes The Celestial Poles And The Equator To Change Positions Over Time?

What Causes The Celestial Poles And The Equator To Change Positions Over Time? Precession is caused by the gravitational influence of the Sun and the Moon acting on Earth’s equatorial bulge. … The projection onto the sky of Earth’s axis of rotation results in two notable points at opposite directions: the north and south celestial

What Does It Mean If A Star Is Circumpolar?

What Does It Mean If A Star Is Circumpolar? What does it mean if a star is circumpolar? Circumpolar stars always reside above the horizon, and for that reason, never rise nor set. All the stars at the Earth’s North Pole and South Pole are circumpolar. Why are some stars circumpolar? Circumpolar stars exist because