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

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

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

New images captured by NASA's Curiosity rover show colorful clouds in the sky over Mars. The images were captured by the rover's Mastcam, which NASA's Jet Propulsion Laboratory compared to the rover's ...

The zodiacal light shines in the evening as the Moon reaches Last Quarter and skims past Spica and Antares in the sky this ...

And now for something completely different: NASA’s Curiosity rover captured a feather-shaped cloud glowing in the Martian sky shortly after ... shine in the way shown above.

Though sun halos can happen year-round, they are especially noticeable in the winter when ice-filled cirrus clouds are more common.

Everyone saw a nice warm up in the temperature and wind chill department on our Thursday as high temperatures climbed into ...