The sky is always changing colors—from a bright blue on a clear day, to red and orange sunrises or sunsets, or multiple ...

The robotic rover caught the rays of the descending sun as it started a new ... These twilight clouds are at a higher altitude where the sky over Mars is especially cold indicating that the ...

Alternatively, if the sun is setting as a weather system exits and high pressure is building, then the departing clouds would be illuminated. This would create a red sky at night with fair weather ...