The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

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

Rising temperatures are fueled, in part, by declining cloud cover — which could be a potential climate feedback loop.

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

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and Infrared Survey Telescope for Astronomy (VISTA), ...

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings. However, a rover recently captured a splash of color in the sky as rare ...

Look up this week for February’s full snow moon and to catch the last glimpse of a visible parade of planets in the night sky ...

Readers’ photos celebrate sunrises and sunsets, when the light is the most pleasing. Fifty-one photos were sent in; here are ...

Arizona has some of the prettiest sunsets, but why? There's a science behind it. Here's what to know, including sunset times ...

Sunday will be a calmer day with a little more cloud cover scattered across the region as temperatures climb to near normal for early February in the low 40s. We are going to then warm up briefly ...

SARASOTA, Fla. (WWSB) - A weak cold front will move through the area close to sunrise on Saturday. This front will not have much rain with it as pushes through our area. The rain chance is only at ...