May 1, 2026 / 8:08 AM EDT / CBS News Add CBS News on Google Artemis astronaut Jeremy Hansen described the crew's recent return to Earth as "the best roller coaster ride you've ever been on." "For the landing, it's like all the sights, all the feels," Hansen said Friday at a "CBS Mornings" town hall, "Artemis II: A Celebration of Heroes." "The first thing you see is like plasma, the colors starting to show up. This fireball building outside the windows," he said. "It was red, and it was coming down. And then it was like blue and green. It was like somebody was welding, like flashing." Speaking to an audience of students — the next generation of space explorers — he described getting "thrashed around" and being pushed to the seat with G-forces.  "It's just all really exhilarating," he said, adding that he and mission specialist Christina Koch fist-bumped each other during the end of their journey. "It was phenomenal. I was completely overcome with just elation.…