The Solar System and its planets · A guided course

Mars as a changing world

Read landscapes, test the water story, and choose what to measure next.

Follow six lessons from Martian seasons and volcanic landscapes to ancient water, atmospheric change, rover measurements, and the design of a useful scientific test.

6 lessons60 min of lessons + 8 min challengeBeginner to Intermediate

Start learning

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

NASA/JPL-Caltech/USGS · Image source ↗

Useful starting points

These courses introduce ideas used here. You can follow them first or start this course now.

Learning points

— earned

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

Earn each reward once. Retries never cost points.

Loading saved points…

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 togetherRead the changing Mars record5 questions · 8 min · Final review

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

Loading AstronautAtlas records