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

While the Martian clouds may look like the kind seen in Earth’s skies, they include frozen carbon dioxide, or dry ice.

The Universe is full of dust, and a striking new image from the Hubble Space Telescope highlights just how important it is.

These flares interact with molecular clouds—gas clouds where stars form—in our galaxy's center through the process of fluorescence. As the X-ray light travels, it illuminates slices of the ...

Like most full-color images of space objects ... the collective glow of the stars that make up the galaxy itself. They also contain dark clouds, which are star-forming regions.