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Learner Reviews & Feedback for Imagining Other Earths by Princeton University

372 ratings

About the Course

Are we alone? This course introduces core concepts in astronomy, biology, and planetary science that enable the student to speculate scientifically about this profound question and invent their own solar systems. All the features of this course are available for free. It does not offer a certificate upon completion....

Top reviews


Aug 30, 2015

This was a very interesting class taught in such a manner that an undergraduate student majoring in any area would find interesting and educational, their is very much to learn for anyone


Jan 25, 2016

The best course ever.! it really has the scientific detail that you do not find anywhere else in a clear simple and didactic way. The instructor is an amazing educator.

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51 - 75 of 102 Reviews for Imagining Other Earths

By Carlos G A C

Jul 29, 2019

Excellent course, great teacher. fully recommended.

By Justin C

Sep 27, 2017

A fascinating, excellent, and well-taught course.

By Rohn G

Jun 21, 2016

wonderful Course, the instructor was very helpful

By Salomon G

Mar 14, 2016

i found it very full in the área of astrophysics

By Shahjahan B

Jan 10, 2016

Wonderful, informative and interesting course.

By Brent L

Sep 23, 2019

3 cheers for Dr. Spergel! Terrific course.

By gaocen

Jun 24, 2018

super cool and knowledgeable. review again.

By Padraig C

Aug 15, 2015

very good course would definitely recommed

By Matilde M

Sep 6, 2015

best coursera class I've taken so far

By Richard H

Oct 21, 2016

Thank you very much for the course.

By Bahram H

Jul 5, 2016

Amazing, this course is a huge fun.

By Mukharbek O

Jan 15, 2016

Very useful and interesting course!

By Jonathan G

Apr 12, 2016

Learned a lot about the universe.

By Martin R

Feb 28, 2017

Great course and great delivery.

By Duarte L G

Jul 9, 2016

Amazing course! Great Professor!

By Aidan T

Jan 7, 2018

i love it and iam 10 years old

By Neha P

Aug 8, 2016

I found it really amazing!!!!

By Venkataramanan M

Jul 12, 2022

A very comprehensive course.

By Serge D

Mar 7, 2018

Very clear, very interesting

By alfredo

Oct 17, 2016

Very good and a good teacher

By Deepu S

Aug 24, 2022

nice and very help full

By Ray G

Sep 20, 2021

Excellent course....

By michael d

Mar 5, 2021

very good lecturer

By Marina D

Apr 29, 2016

Excellent course!

By Deleted A

Jan 27, 2017

Amazing course