This is a test.

Notes

Surface illumination on Mars is between 1/3 and 1/2 that of Earth on a sunny day. An estimate of 50,000 lux would still be twice that of a typical overcast day on Earth.

Sources

NOTE: Don't cite Wikipedia as a source. Follow the sources listed there and cite the appropriate original.

Needs sources:

• https://en.wikipedia.org/wiki/Daylight
• https://en.wikipedia.org/wiki/Sunlight

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