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A scientist who studies stars, planets, and other objects in the universe

• Archeologist

• Biologist

• Astronomer

• Doctor

An arrangement of stars as seen from Earth

• Solar System

• Constellation

• Pattern

• Celebrities

A period of time that is 24 hours long and includes daytime and nighttime

• Day

• Hour

• Month

• Year

Information that supports an answer to a question

• Logic

• Evidence

• Clues

• Opinions

An attempt to find out about something

• Grilling

• Spying

• Investigation

• Creeping

The pull between Earth and other objects, which acts even without touching

• Force

• Motion

• Gravity

• Lightyear

A huge object in space that gives off heat and light

• Lamps

• Fire

• Planet

• Star

The only star in our Solar System

• Sirius

• Pegasus

• Sun

• Moon

The only star in our Solar System

• Sirius

• Pegasus

• Sun

• Moon

The length of time it takes for Earth to orbit the sun once

• Week

• Year

• Night

• Month