Mars, NASA and Noctilucent cloud

Future human explorers on Mars may one day gaze at the red planet’s clouds. These aren’t the big puffy mounds of cotton candy like you might find on Earth. Mars clouds have wispy features ...
Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south ...
Bartlett said he can often see canals on Mars, clouds circling Jupiter, and the faint sheen of Saturn's rings. Mercury's appearance Mercury can be tough to spot because it's closest to the sun.