What determines when we have an eclipse?

Video source record: https://images.nasa.gov/details/GSFC_20170614_Eclipse_m12534_Plane

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Summary

Why are eclipses rare? The moon's orbit is tilted. Sometimes the moon's shadow is too high above the Earth. Sometimes it is too low. Other times, it is just right.

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Details

• Source collection: NASA
• License: Public Domain (US Government)
• Category: Space

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Academic references

1. Primary source record: https://images.nasa.gov/details/GSFC_20170614_Eclipse_m12534_Plane
2. Topic lookup: Google Scholar search for “What determines when we have an eclipse?”