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Fermat's Library

@fermatslibrary

A platform for illuminating academic papers. We annotate and share a paper every week. Save, annotate and share papers with anyone: https://t.co/0o2Pls3jmo

calendar_today10-09-2015 03:54:59

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Since Jupiter is 5x farther from the Sun than Earth, the Sun is approximately a point source of light. As a result, Jupiter's moon Io casts a sharp shadow on Jupiter, while the Moon's shadow on Earth is softer and has a significant penumbra.

Since Jupiter is 5x farther from the Sun than Earth, the Sun is approximately a point source of light. As a result, Jupiter's moon Io casts a sharp shadow on Jupiter, while the Moon's shadow on Earth is softer and has a significant penumbra.
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