After 40 years' reflection, laser moon mirror project is axed US research that began with the first Apollo landing - and helped to prove that the moon is moving away from Earth - is to be axed.
An experiment, begun when Apollo 11 astronauts Neil Armstrong and Buzz Aldrin left a mirror on the lunar surface 40 years ago to allow Earth-based astronomers to fire lasers at it, has been ended by American science chiefs.