The crew’s Russian Soyuz capsule is scheduled to arrive at the station at 0412 GMT Saturday (12:12 a.m....
Known black holes in galaxies near and far.
So far, the planet has not been observed directly.
A look at some of the most searched topics in the country this year
Stunning views from the International Space Station.
A planet remarkably similar to Earth has been discovered in a "habitable zone" around a distant sun-like star.
The planet, which is about 60 percent bigger than Earth, is located 1,400 light years away
Stunning views from the International Space Station.
Landmarks in cities around the globe turn off their lights to mark Earth Hour.
Before and after on Earth Hour
Hanoi will go dark for one hour on Sunday