set length and letters 2345678910+ remove filter▲ length12345678910111213141516171819202122232425 Answer XPRIZE – Crossword Puzzle Solver clueanswerlength$10,000,000 award won in 2004 for successful private space flightXPRIZE 6 Non-profit that hosts international technological development contestsXPRIZE 6 Spaceflight award won in 2004XPRIZE 6 The $10 million awarded to "SpaceShipOne"XPRIZE 6 Using the ToolVisit the instruction to find out more about this tool.