
NASA's Ares I rocket lifts off in this artist's conception. (Credit: NASA)
Alternative moon rockets to over-budget Constellation gaining traction
Orlando Sentinel
They have deemed some of these projects worthy of further study, including ideas written off by NASA engineers a few years ago as being underpowered, unsafe and unimaginative. One of them is being promoted by the head of NASA’s shuttle program. Another is the product of a group of freelance engineers — some of them NASA employees working on their own time — and rocket hobbyists calling themselves the Direct team.





