"It's like trying to spot a fish by looking for ripples in a pond, rather than trying to see the fish itself." ...

Take a tour of our cosmic neighborhood in pictures. Come on, let's go! The sun, the star at the center of our solar system, controls everything within its mighty gravity field, commanding planets ...

high-quality photo set of the universe, NASA also quietly released two new images of the planet Jupiter. The photos, though not the same as the formal, full-resolution images that debuted Tuesday ...

A European-Japanese spacecraft has beamed back some of the best close-up photos yet of Mercury's north pole as part of only ...

Or so say their discoverers. Scientists and science lovers around the world today are celebrating the first pictures of planets orbiting a star other than the sun. Teams at the Keck and Gemini ...