The night sky throughout the solar system may be full of color. From data gleaned from a joint European-Japanese spacecraft on its way to Mercury, scientists have concluded that aurora is present ...

The northern and southern lights, auroras visible from the poles, glow with a range of different colored lights. Here's the ...

Mars is a famously red object in our solar system, but it’s not the reddest ... long-lived storm famous for its color. One of the images captures the Great Red Spot with Amalthea appearing ...

At right, true color: the visible spectrum ... off or ingested enough matter to clear its environment, the inner Solar System ...

NASA’s Juno mission to Jupiter’s moon Io has provided incredible data. A recent flyby revealed the most powerful volcanic event ever recorded on Io, the most volcanic world in our solar system.

With a radius of 3,959 miles, Earth is the fifth largest planet in our solar system, and it's the only one known for sure to have liquid water on its surface. Earth is also unique in terms of ...