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Ch 17: Space Exploration

About This Chapter

Use the following video lessons and quizzes to discover space exploration. Examine major exploration events and find out about leading scientists and philosophers in the field of astronomy.

Space Exploration - Chapter Summary

In this chapter on space exploration, you'll be introduced to the different types of telescopes along with important manned and unmanned space exploration programs and the reasons that these programs were initiated. This chapter discusses important figures like Tycho Brahe, Copernicus and Kepler. You'll also get details on Aristotle's central concepts and his influence. When you complete this chapter you should feel confident to:

  • Discuss Alexandrian Hellenistic philosophers
  • Compare the views of the universe according to Brahe and Copernicus
  • Detail Galileo's quarrel with the Church
  • Explain Aristotelian logic
  • Define H-R diagram
  • List advantages and disadvantages of types of space missions
  • Demonstrate knowledge of the space shuttle missions and disasters

Space exploration lessons are led by professional instructors who provide engaging and short videos on the subject matter. Self-assessment quizzes are included with each of the video lessons and give you a chance to check your knowledge of the topic. You'll also find other useful tools like video tags that take you back to major points in the lessons and an option to submit questions to our subject-matter experts.

8 Lessons in Chapter 17: Space Exploration
Test your knowledge with a 30-question chapter practice test
Euclid, Archimedes & Ptolemy: Alexandrian Hellenistic Philosophers

1. Euclid, Archimedes & Ptolemy: Alexandrian Hellenistic Philosophers

This lecture recounts the achievements of the many great minds that called Alexandria home. We will look at Euclid, Ptolemy, Archimedes, Aristarchus, Herophilos, Erasistratus and Eratosthenes.

Tycho Brahe and Copernicus Take On the Known Universe

2. Tycho Brahe and Copernicus Take On the Known Universe

Astronomy according to Ptolemy was the popular theory until Copernicus turned it on its head. This lesson explores the theories of Copernicus and Brahe and how the two changed astronomical study.

Galileo, the Telescope & the Church

3. Galileo, the Telescope & the Church

This lesson explores the contributions of Galileo to modern science. It examines his early steps toward a scientific method, his work on falling bodies and, of course, his astronomical discoveries. Finally, the Church's reaction to these discoveries is explored.

Aristotelian Logic: Aristotle's Central Concepts and Influence

4. Aristotelian Logic: Aristotle's Central Concepts and Influence

This lesson will explore the life of the famous philosopher Aristotle. It will highlight his life in Northern Greece and Athens, as well as his interactions with Alexander the Great. It will also explain the main tenants of Aristotelian logic.

Types of Telescopes: Radio, Reflecting & Refracting Telescopes

5. Types of Telescopes: Radio, Reflecting & Refracting Telescopes

Learn about the different types of telescopes that astronomers use: X-ray, radio, gamma ray, reflecting and refracting. Learn what the differences are between them and what different things they show us about the universe.

H-R Diagram: Definition & Purpose

6. H-R Diagram: Definition & Purpose

The Hertzsprung-Russell provides important information about stars such as color, temperature and luminosity. Check out which stars are blue, hot and red, and which ones are so cool they're in a class by themselves.

Space Mission Types: Advantages & Disadvantages

7. Space Mission Types: Advantages & Disadvantages

This lesson will go over four different types of space missions scientists have conducted, including flyby, orbiter, rover, and human space explorations.

Space Shuttle Missions & Disasters

8. Space Shuttle Missions & Disasters

The space shuttle program included five space shuttles, 135 missions and two serious disasters. It lasted over 30 years. Learn more here and take a short quiz at the end.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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