Our Solar System and Galaxy

The study of the moon, stars, and other objects in space.

• astrology

• astronomy

• biology

• chemistry

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

The sun, planets, and all the other objects that revolve around the sun.

• galaxy

• solar system

• universe

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

All of space and everything in it.

• galaxy

• solar system

• universe

A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction.

• galaxy

• solar system

• universe

Tags

NGSS.MS-ESS1-2

A celestial body moving in an elliptical orbit around a star.

• asteroid

• comet

• moon

• planet

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A celestial body resembling a small planet but lacking certain technical criteria that are required for it to be classified as such.

• asteroid

• comet

• dwarf planet

• star

A small rocky or metallic object that orbits the sun.

• asteroid

• comet

• moon

• planet

Tags

NGSS.MS-ESS1-3

A ball of frozen dust and rock that orbits the sun and has a tail that glows.

• asteroid

• comet

• moon

• planet

A ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fusion.

• asteroid

• comet

• dwarf planet

• star

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Half of the Earth.

• atmosphere

• biosphere

• hemisphere

• stratosphere