SpaceX CEO Elon Musk said on Friday that its Dragon spacecraft will take humans farther in space than they have been in over half a century this year, hinting at a space mission to venture beyond low-Earth orbit (LEO). What Happened: The last time humans set foot on the Moon was in 1972 with Apollo 17. Since then, no crew has traveled beyond LEO. However, Musk on Friday hinted that SpaceX might undertake a journey beyond LEO this year and wrote, “This year, the SpaceX Dragon spaceship will take astronauts the furthest they’ve been from Earth in over half a century.” Why It Matters: The Dragon …