This is called an Einstein Ring, named after scientist Albert Einstein, who predicted this effect in his Theory of Relativity ...

The Geostationary Operational Environmental Satellites (GOES) captured a stunning view of Earth’s western hemisphere, with white clouds and snow, deep blue oceans, and green and brown continents. NASA ...

Engineers at NASA's Ames Research Center in California's Silicon Valley report progress in installing a heat shield on the ...

Some of the high-resolution images also harbor views of tiny "moonlets" in the planet's rings, according to NASA. Original image has been replaced. Credit: Mashable "These close views represent ...