lukasnxyz

leo is a kind of constellation
the earth revolving around the sun causes stars to appear in different areas in the sky at different times of year
a constellation contains stars
earth is a kind of celestial object
stars appear to move relative to the horizon during the night
a star is a kind of celestial object / celestial body
the earth rotating on its axis causes stars to appear to move across the sky at night
apparent motion is when an object appears to move relative to another object 's position
diurnal motion is when objects in the sky appear to move due to earth 's rotation on its axis
stars appear to move relative to the horizon during the night