NASA's Mars rover recently found a "texture unlike anything we've seen before" and new images captured by NASA showed the planet's clouds are iridescent.

The images, which were captured on Jan. 17 by one of two cameras onboard Curiosity, feature "noctilucent" or twilight clouds — clouds captured wafting so high up in the Mars sky that they are ...

In the mid- and upper-latitudes on Earth, during the early evening hours, thin and wispy clouds can sometimes be observed in the upper atmosphere. These clouds have an ethereal feel and consist of ice ...

Nasa has shared a video of some pretty cool-looking clouds, spotted above the planet Mars. Their Curiosity rover - a robot helping scientists learn more about Mars - captured this amazing video ...

Amid the flowing clouds are red and green hues. Though these high fliers also can be observed at the edge of space above Earth, there are distinct differences between Mars' mother-of-pearl clouds ...

While the car-sized spacecraft flew around the Mars system, flight controllers on Earth temporarily lost communication with ...

the Curiosity rover discovered and shared surprising images in which colorful clouds were seen floating over Mars, something that aroused many questions among the scientific community and that the ...