Under a new program called Lunar Catalyst, US space agency NASA will provide free technical expertise, equipment, facilities and software to help selected companies develop lunar landers.
The much anticipated launch of SpaceX rocket was postponed Monday after a technical glitch halted the countdown less than four minutes before lift-off.
The unmanned US cargo capsule, taking the first commercial delivery to the ISS, arrived at the space station, on Wednesday.
NASA has given three firms a total of $1.1 billion to build a new range of "space taxis" that will take astronauts to the International Space Station (ISS), a media report said.
Day in Pics: 25th December
Showbiz World - December 25, 2014
Sunny Leone with Mastizaade