A 400 meter asteroid that crosses paths with earth once every three years was a surprise discovery this year.
New Horizons spacecraft which is 2.9 billion miles away from Earth is now all set to capture images of Pluto to enhance its understanding.
Orion spacecraft which failed to take off on Thursday, successfully completed two orbit flight under five hours, on Friday.
In an enormous and important discovery, NASA's Cassini spacecraft has discovered liquid geysers that expel water on one of Saturn's moons, Encedalus.
