NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

Curiosity, a set of NASA 's robotic "eyes" on the Red Planet, recorded 16 minutes of so-called noctilucent clouds flying ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

However, the higher it is in the sky, the easier it is to see, so get outside about 45 minutes after sunset just as a deep blue twilight takes hold. It is then that a bright Venus will most ...