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SPST 200 - Introduction To Space Studies
Due: Monday, March 1
The exercise may be submitted as:
A) A Blackboard attachment (word or PDF format), or
B) An email attachment to firstname.lastname@example.org by midnight on the due date
C) Late submissions will be penalized 4 points per day or portion of day. No
submissions will be accepted after the KEY has been posted on the class website.
If you have questions, please contact Instructor McCloat.
Show your work
Provide any calculated numerical answers to the correct number of significant figures.
1) [5 points] How might you determine if an exoplanet is inhabited by non-intelligent life (microbes,
dinosaurs, etc.)? How might you determine it is inhabited by intelligent life? What kinds of detections,
measurements and signs would you use and look for? Assuming the planet is inhabited by life up to or
slightly more advanced than humans, what might they be able to determine about Earth and its
We can determine if an exoplanet is inhabited by non-intelligent life by looking at the availability of the basic
components for the existence of life. According to nasa “Extended regions of liquid water, conditions favorable
for the assembly ...
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