NASA @NASA
After a four-orbit, six-hour journey to the @Space_Station, @Astro_Christina is the first crew member to enter the hatch. This marks her first spaceflight. Watch the crew being welcomed aboard our orbiting laboratory: https://t.co/ZuxLDtzW9c Ask ?s using #AskNASA https://t.co/QoBCn73G9S — PolitiTweet.org