Four astronauts will fly around the moon, perhaps as early as next month, on NASA’s Artemis II mission. The three Americans and one Canadian will ride on the Space Launch System in its initial crewed flight. NASA, which leads the 60-nation Artemis program, has just moved the massive rocket to the launch pad at Cape Canaveral. The 10-day mission will be the first to take humans to the moon since Apollo 17 in December 1972. NASA said its Artemis III mission is on track to land astronauts on the