NASA says it is now targeting a launch window from 1 April to 6 April - for a trip that will take the crew further than humans have ever previously ventured in space. A NASA spacecraft is now back on its launchpad ahead of the first lunar exploration mission in more than 50 years, after a month of delays. The space agency's Artemis II mission - part of NASA's long-term plans to build a space station called Lunar G... [1679 chars]