a) Earth, b) Sun, c) Saturn, d) Jupiter.

2. How long does it take for light from the sun to reach the earth?

a) It's right here now you dummy, b) one nanosecond, c) eight minutes, d) one year.

3. Which spacecraft was launched by NASA on March 6, 2009 to explore the structure and diversity of planetary systems?

a) Kepler, b) Hubble, c) Sagan, d) Einstein.

4. The cosmological constant is a term for

a) the energy in empty space b) the size of the universe c) the age of the universe d) the end of days

5. The percentage of the universe that consists of "dark energy" is a) 0 b) 25 c) 75 d) 99

6. The number of extraterrestrial civilizations in the galaxy with which we might come in contact with - predicted by the Drake equation is:

a) 0 b) 2-5000 c) billions d) millions

7. The age of the universe is approximately

a) a million years b) a billion years c) 14 billion years d) a trillion years

8. The ultimate fate of the Sun is

a) to become a black hole b) to become a red giant star, incinerate the earth and ending up as a white dwarf c) to have a supernova explosion and reveal a pulsar d) to quietly fizzle out to a carbon cinder

9. Which of the following is not a type of star

a) neutron star b) white dwarf star c) red giant star d) green giant star

10. Who first measured the expansion of the universe

a) Edwin Hubble b) Albert Einstein c) Jimmy Neutron d) Carl Sagan

11. Astronauts aboard the space shuttle age less than if they had stayed on earth. This effect is known as

a) Time Dilation EF=http://www.brainiacdating.com/quiz.php>Back to main quiz page ... e(11, this.value)">b) Tang Effect c) Length Contraction d) Quantum Mechanics

12. Identify the object in this picture

a) Orion Nebula b) M31 - the Andromeda Galaxy c) A black hole d) The Milky Way Galaxy, our home