Exoplanets and astrobiology · A guided course

Other planetary systems

Measure distant worlds, compare their structures, and test their histories.

Build a physical picture of exoplanets from size, mass, orbits and spectra. Compare compact systems and giant planets while learning why a measured quantity can support several compositions or histories.

6 lessons60 min of lessons + 8 min challengeIntermediate

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Suggested preparation is listed in the course · Start whenever you’re ready

NASA/Ames/JPL-Caltech · Image source ↗

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Learning points

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Correct answer: +10
Lesson complete: +25
All lessons complete: +100
Final challenge: +50

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Inside this course

6 lessons

Each lesson builds on the last. Read the story, explore the sources, and check your understanding.

0 of 6 lessons complete

— / 530 pointsEarned in this course

Put it all togetherBuild an evidence-based planetary system5 questions · 8 min · Final review

No account is needed to learn. Your correct answers keep their earned rewards.

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