What's the official name for someone who travels and works in space?

• a moonwalker
• a rocket scientist
• an astronaut
• a star person

A __________________________ is a huge collection of stars, gases, and dust that is classified by shape.

• galaxy

• Big Bang Theory

• light-year

Objects of rock and metal that are smaller than planets and revolve around the sun.

• Planet

• Comet

• Asteroid

• Meteor

Piece of rock from space that enters Earth’s atmosphere and burns creating a bright streak of light in the sky

• Planet

• Asteroid

• Meteor

• Comet

Made mostly of ice and dust that orbits the sun; known as ‘dirty snowball’.

• Comet

• Asteroid

• Planet

• Meteor

This astronaut is in the International .....

• Plane

• Space Station

• Robotic Spacecraft

• Lunar Lander

Milky Way is a ....

• solar system

• planet

• galaxy

• giant star

A ..... is an optical instrument.

• satellite

• rocket

• container

• telescope

An ..... is a scientist in the field of astronomy.

• astronaut

• engineer

• astronomer

• architect

This craft orbits around another object in space

• Satallite
• Probe
• Rover
• Shuttle