University of Arizona
Astronomy: Exploring Time and Space
University of Arizona

Astronomy: Exploring Time and Space

Taught in English

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233,864 already enrolled

Course

Gain insight into a topic and learn the fundamentals

Chris Impey

Instructor: Chris Impey

4.8

(3,596 reviews)

Beginner level
No prior experience required
43 hours to complete
3 weeks at 14 hours a week
Flexible schedule
Learn at your own pace

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Assessments

21 quizzes

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There are 11 modules in this course

Here you can find all of the introductory information, course syllabus, and current announcements.

What's included

2 videos6 readings1 quiz1 plugin

Science combines logic and evidence to increase our understanding of the natural world, including remote and inaccessible regions of space and time.

What's included

18 videos3 readings2 quizzes1 peer review

Astronomy is the oldest science, and its history shows a growing realization of our insignificant status in a vast and ancient universe.

What's included

7 videos3 readings1 quiz

A continuing revolution in telescope design and construction is giving astronomers an unprecedented set of tools for exploring the universe.

What's included

17 videos3 readings2 quizzes1 peer review

Astronomers harvest information across the electromagnetic spectrum, using spectra to measure the composition of distant objects and diagnose extreme physical conditions.

What's included

16 videos3 readings2 quizzes

Space probes have visited most planets in the Solar System, and orbiters and rovers are homing in on the habitability of Mars. Space exploration is entering an entrepreneurial phase that might let us venture beyond the Solar System.

What's included

19 videos3 readings3 quizzes

In the last few years, thousands of extrasolar planets have been discovered, including some that are Earth-like and possibly habitable.

What's included

11 videos3 readings1 quiz1 peer review

Stars are the crucibles of heavy element creation, and the chaotic regions of their birth are being understood though long wavelength observations. Gravity is the ultimate victor in the life story of any star, leaving behind the exotic end states of white dwarfs, neutron stars, and black holes.

What's included

13 videos3 readings2 quizzes1 peer review

The architecture of the Milky Way galaxy is that of a disk, a bulge, and a halo, with the entire assemblage bound by enigmatic dark matter. Every galaxy contains a supermassive black hole, and entire population of galaxies is sculpted by gravity into subtle structures on large scales.

What's included

15 videos3 readings3 quizzes

The expanding universe points back to an extraordinary state of extremely high density and temperature called the big bang.

What's included

13 videos3 readings1 quiz1 peer review

The Earth gives us a ringside seat on the physical, chemical, geological, and biological evolution of a dynamic terrestrial planet. The abundance of terrestrial planets in remote solar systems motivates the search for life and technology elsewhere in the universe.

What's included

15 videos3 readings3 quizzes

Instructor

Instructor ratings
4.9 (1,200 ratings)
Chris Impey
University of Arizona
3 Courses255,193 learners

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Recommended if you're interested in Physics and Astronomy

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4.8

3,596 reviews

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