WASHINGTON, About 40 km of lenght, 4-5 billion years old, fold surfaced, full of rocks and craters, with a gravity a thousand times lower than earth: this is the asteroid Eros, large as a little planet and studied by Near satellite (Near Earth Asteroid Rendezvous), launched in orbit in 1996 and placed in the asteroid orbit on February 14 1999. Near satellite is scheduled to land on Eros in February...