Solar System 2 Flash Cards

Front

Phobos and Deimos

Back

The two moons of Mars.

Front

Mare

Back

Large, dark, basaltic plains on Earth's Moon, formed by when magma filled the first craters.

Front

Lunar Highlands

Back

Mountainous landscape made of lighter gray rock

Front

Apollo 11

Back

The spaceflight that first landed humans on the Moon in 1969.

Front

Earth's Atmosphere

Back

The layer of gases surrounding Earth, essential for life.

Front

Craters

Back

Holes on the surface of planets or moons caused by the impact of a meteorite.

Front

Maria

Back

Plural of Mare, referring to the large, dark plains on the Moon.

Front

Earth's "Sister" planet

Back

Venus

Front

Number of Jupiter's moons

Back

Jupiter has 95 known moons.

Front

Neil Armstrong

Back

Commander of Apollo 11, first human to set foot on moon