The Voyager Missions, 25 years of Discovery

Overview:

http://voyager.jpl.nasa.gov/mission/mission.html

1. When were the Voyager probes launched? What were their primary missions? List four major discoveries made by these probes.

Interstellar mission:

http://voyager.jpl.nasa.gov/mission/interstellar.html

2. Explain the term heliopause. Where is it predicted that the probes will be in the year 2020? How many more years will be required for Voyager II to visit Sirius, the brightest star in our night sky.

History Of The Voyager Mission:

http://voyager.jpl.nasa.gov/science/planetary.html

3. How did the “gravity assist” technique help the Voyager missions?

4. When did Voyager I get to Jupiter? When did Voyager II get to Saturn, and to Uranus?

5. Draw a diagram of the two probes trajectories.

Voyager Instruments:

http://voyager.jpl.nasa.gov/spacecraft/instruments.html

6. Draw a simple diagram of Voyager and write a general explanation of three of its probes.

Jupiter:

http://voyager.jpl.nasa.gov/science/jupiter.html

7. Write one important discovery made by Voyager’s fly-by of Jupiter.

8. What do you notice about the time lapse video images taken by Voyager I as it approached Jupiter?

Saturn:

http://voyager.jpl.nasa.gov/science/saturn.html

9. List five discoveries made by the two voyages to Saturn.

Uranus:

http://voyager.jpl.nasa.gov/science/uranus_moons.html

10. What did Voyager II discover about the Uranus moons?

Neptune:

http://voyager.jpl.nasa.gov/science/neptune_rings.html

11. Explain what Voyager II discovered about the rings and ring arcs of Neptune