Astronaut Scott Kelly arrived in Houston early this morning where he was reunited with his family after a whirlwind year-long mission in space.<br />Waiting for Kelly, 52, in Houston were his two daughters and girlfriend, along with his identical twin brother, retired astronaut Mark Kelly, and his sister-in-law, former Arizona Rep. Gabrielle Giffords.<br />Jill Biden was on hand to welcome Kelly home after his historic year in space.<br />Kelly spoke briefly after arriving, "it's great to be back in Texas, on US soil.<br />It's just an unbelievable feeling to be back here on planet earth, back in our great country, and back with all my family and friends."<br />He also paid tribute to his crew and colleagues, "I also want to say this was not my flight.<br />They’ve talked about my year in space, it’s not my not my achievement, it’s NASA’s achievement and it’s our country’s achievement."<br />he said.
