NASA’s Curiosity rover captured and transmitted images of "sun rays" as the sun dropped below ... and while most clouds on Mars hover no more than 37 miles above the surface of the planet ...

NASA's Curiosity rover recently snapped a stunning shot of dazzling "sun rays ... hover no more than 37 miles (60 kilometers) above the ground. But the clouds in the new image are estimated ...

A new image of the sun shows a cornucopia of X-ray and ultraviolet colors erupting from our nearest star. Our sun is in an active period with plenty of sunspots and flares, as it leaves the peak ...

They collated images from three different X-ray telescopes using a mosaic-like technique that sews smaller images into a larger picture of the sun. The blue-white spots on the image are the most ...