Garmaine Staff asked 2 years ago

Curiosity took this image of Earth on Jan. 31, 2014, 80 minutes after sunset.

enter image description here

Stellarium has the Earth >15° above the horizon 80 minutes after sunset on that day.

enter image description here With Stellarium indicating the magnitude of Earth is -1.15, can anything about the brightness (or darkness) of the sky be inferred from this information?