Planets & Constellations

1st Planet from the Sun

Mercury

2nd Planet from the Sun

Venus

3rd Planet From the Sun

Earth

4th Planet from the Sun

Mars

5th Planet from the Sun

Jupiter

6th Planet from the Sun

Saturn

7th Planet from the Sun

Uranus

8th Planet from the Sun

Pluto

First spacecraft to successfully orbit Mercury

Messenger

Venus Surface Temp

460 C

Main component of Venus’s athmosphere

Carbon Dioxide

Radiation belts surrounding Earth

Van Allen Belts

First Moon Landing Location & Date

Sea of Tranquility, 1969

Newest lunar program

Artemis

The mean distance from the earth to the sun (93 million miles)

Astronomical Unit

Closest approach of Earth to Sun

Perihelion

Furthest approach of Earth to Sun

Aphelion

Furthest approach of Moon to Earth

Apogee

Moons of Mars

Phobos and Deimos

Discovered Mars’s Moons

Asaph Hall

Highest Mountain in Solar System

Olympus Mons, Mars

Mars Landers

Viking 1&2 (1975), Spirit and Opportunity (2003), Curiosity (2012)

Mars’s Largest Asteroid

Ceres

Location of asteroid impact that killed 95% of species, including dinosaurs

Yucatan Peninsula

Asteroids Orbiting Jupiter

Trojans

Spacecraft that passed Great Red Spot

Juno (2017)

Discovered Galilean Satellites

Galileo (1610)

Names of Galilean Satellites

Gandymede, Io, Europa, Callisto

Ice moon with ocean below; visited by Galileo probe in 1979

Europa

Moon named after cupbearer to the gods

Gandymede