As the hunt goes on for an Earth-like twin, NASA's Kepler mission has revealed an amazing array of planetary systems. Here are four that hint at the diversity.
NASA has stitched together 141 snapshots from its Cassini spacecraft to create a dramatic mosaic of Saturn, with Earth, Venus, and Mars appearing as tiny lights in the background.
It's possible that diamonds could stud not just the metaphorical skies touted in pop songs, but Saturn and Jupiter's skies, as well
A Christian Science perspective.
New research suggests that the collision of icy comets with our planet billions of years ago may have produced a 'cosmic factory' for early life on Earth.
NASA's Voyager 1 probe is heading toward an encounter with a distant star, about 40,000 years from now.
A thunderstorm bigger than our planet churned Saturn's atmosphere like an egg beater, reaching deep into Saturn's gassy interior and flinging water up to the ammonia-gas cloudtops.
What if Titan's crust isn't thin and brittle like an eggshell, but thick and rigid, with huge floating mountains? What does that do to the implications for ice volcanoes, subsurface seas, and life?
Voyager 1 is now in interstellar space, reports a new study that is at odds with NASA's findings, which places the venerable space probe just inside the sphere of our sun's influence.
The Perseid meteor shower is expected to peak on the evening of August 12. The Perseid meteor shower is a wonderful way to get your family away from screens and into the outdoors.