NASA, Christmas

Researchers with the Black Marble project said they can tell when people put up their holiday lights -- and not just in North ...
Even though they're thousands of miles away from Earth, the stranded NASA astronauts aboard the International Space Station ...
NASA says a recently spotted star cluster bears an uncanny resemblance to a holiday wreath and have named it "cosmic wreath" ...
The American astronauts will also have the day off to talk with loved ones, although they will still have to keep up with ...