point of the celestial sphere that is directly below your feet

Is concentric to Earth

at the same plane as the equator of Earth.

12 constellations that appear within the particular of the sky.

North Star under Urs Manor

the imaginary plane containing the Earth's orbit around the sun

oval shape in how the planets move around the sun

path in which a planet, moon take around the sun.

the cause of the planets orbiting around the sun.

point where planet, asteroid is closest to the sun during its orbit.

point where planet, asteroid is farthest to the sun during its orbit.

time it takes for a planet to rotate AROUND the sun causing the years.

uses the equation m*v*r

laws that describe the orbits of planets around the sun.

measures how much an objects orbit/ parabola is “squashed”

consists of planets, suns, moons, meteors, asteroids and comets.

constrains a huge collection of stars, dust and gas along with solar systems.

measures the brightness of a star as seen from earth.

measures the brightness of a star is seen at a distance of 10 parsecs.

just a natural object in our solar system (outside our atmosphere).

equals to 149.6 million Kilometers. Used to measure distance between objects from Earth.

distance equivalent to the distance that light travels in one year, which is 9.4607

the amount of light emitted by an object in a unit of time.

the spinning of a planet on its axis. For Earth, one rotation is one day.

surrounds our solar system and contains icy rocks, minerals, etc.

surrounds our solar system and contains icy rocks and gassed.