Space Quiz

This challenging quiz will test your knowledge on all things space.

Quiz

This challenging quiz will test your knowledge on all things space.

1. How far have spacecraft from Earth traveled into space?

  • Well over 10 Light-years.
  • A bit less than one Light-year.
  • Somewhat less than one Light-day.

2. How have astronomers learned most of what they know about the stars, galaxies, and the universe?

  • By sending robotic space probes out to explore the depths of space beyond our solar system.
  • By analyzing light and other electromagnetic radiation from space that reaches the vicinity of Earth.
  • Through controlled laboratory and in situ experiments.

3. If you could travel in a space ship at the speed of light away from the solar system, how long could you see the sun?

  • 3 years.
  • 30 years.
  • 300 years.

4. Approximately how many stars does the Andromeda Nebula contain?

  • 100,000,000.
  • 100,000,000,000.
  • 100,000.

5. Where do most of the known asteroids orbit the Sun?

  • Between the orbits of Venus and Earth.
  • Between the orbits of Earth and Mars.
  • Between the orbits of Mars and Jupiter.

6. How long has light traveled from the most distant galaxy we have observed?

  • 20,000 years.
  • 20,000,000 years.
  • 20,000,000,000 years.

7. How old is the earth?

  • 500,000 years.
  • 5,000,000 years.
  • 5,000,000,000 years.

8. How fast does the sun travel around the center of the galaxy?

  • 150 miles/second.
  • 150 miles/minute.
  • 150 miles/hour.

9. To reach another planet, a spacecraft must be aimed:

  • At the planet.
  • Where the planet will be when the spacecraft reaches it.
  • Midway between the two.

10. A brown dwarf:

  • Is a small star that is somewhat cooler than a red dwarf.
  • Is a very large planet.
  • Is similar to each of the above.

Your Results:

1. How far have spacecraft from Earth traveled into space?
Somewhat less than one Light-day.

2. How have astronomers learned most of what they know about the stars, galaxies, and the universe?
By analyzing light and other electromagnetic radiation from space that reaches the vicinity of Earth.

3. If you could travel in a space ship at the speed of light away from the solar system, how long could you see the sun?
30 years.

4. Approximately how many stars does the Andromeda Nebula contain?
100,000,000,000.

5. Where do most of the known asteroids orbit the Sun?
Between the orbits of Mars and Jupiter.

6. How long has light traveled from the most distant galaxy we have observed?
20,000,000,000 years.

7. How old is the earth?
5,000,000,000 years.

8. How fast does the sun travel around the center of the galaxy?
150 miles/second.

9. To reach another planet, a spacecraft must be aimed:
Where the planet will be when the spacecraft reaches it.

10. A brown dwarf:
Is similar to each of the above.

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