If the weather is clear where you live on Tuesday evening (Dec. 17), look low above the east-northeast horizon at around 8:00 p.m. local standard time and you'll see the waning gibbous moon, 89% ...

Despite being thinner and drier than Earth's atmosphere, Mars's atmosphere contains clouds composed of tiny water ice crystals. And just as on Earth, these clouds influence the planet's climate.

In a landmark study published in theJournal of Geophysical Research: Planets, researchers have uncovered the first complete picture of nighttime clouds on Mars, thanks to data from the Emirates Mars ...

Keep an eye on the sky Monday evening to see the wolf moon, the first full moon of the year. And some sky-gazers will be able to glimpse a cosmic magic trick when the moon appears to pass in front of ...

NASA’s Curiosity rover has delivered a rare nighttime glimpse of the Martian surface by illuminating a drill site nicknamed Nevado Sajama, offering scientists a fresh way to study Mars after dark. The ...

We're now just past the midpoint of astronomical winter — that moment marking the midway point between December's winter solstice and March's vernal equinox. That moment took place at 4:11 p.m.

The Curiosity Rover from NASA has shared multiple videos from Mars‘ surface that put a spotlight on how remarkable the red planet’s night sky looks. The six-wheeled robot has been rolling along on ...