AstroLab
Earth from elsewhere
Understand day and night, seasons and lunar phases through the motions of Earth and its Moon.
3 min 15 s · Interactive subtitled film
Takeaway: Rotation, tilt and viewpoint explain days, seasons and phases.
Useful background
None; rotation and orbital motion are distinguished in the story.
Why is there not an eclipse every month?
The journey · 6 chapters
- Earth carries us along
- The tilt behind the seasons
- A high or low Sun
- Light on the Moon
- Two worlds facing each other
- Three natural clocks
Why explore it?
French and English subtitles. Adjustable playback speed, free navigation and sequence reframing. AI-assisted editorial review.