If a human stood on Mars and witnessed a Martian sunset, the chances are it would appear pale blue. The reason for this is also why Mars is called the Red Planet, along with the fact it has an ...

If Earth had no atmosphere like the Moon there would be no scattering, and the sky would remain black, even in daylight ...

The moon makes for an excellent guide to see Mars in the night sky tonight. As the sun sets this evening (Feb. 9), the moon ...