Scott Kelly,

starts his earth bound trip tomorrow,

pictured here Mark and Scott Kelly who are the subjects of the first twin study about space exploration, Scott with his Russian counterpart, Mikhail Kornienko, have spent nearly a year living in the International Space Station, Scott now holds the U.S. record for longest time in space (he's logged over 500 days in total), we featured some of the incredible pictures he took on the blog on 24th Feb, here is the information from NASA if you want to watch the event,

Monday, Feb. 29

• 3:10 p.m. -- Change of command ceremony (Scott Kelly hands over space station command to Tim Kopra)

Tuesday, March 1

• 4:15 p.m. -- Farewell and hatch closure coverage; hatch closure scheduled at 4:40 p.m.
• 7:45 p.m. -- Undocking coverage; undocking scheduled at 8:05 p.m.
• 10:15 p.m. -- Deorbit burn and landing coverage; deorbit burn scheduled at 10:32 p.m., with landing at 11:25 p.m. (10:25 a.m. on March 2, Kazakhstan time)

Wednesday, March 2

• 1:30 a.m. -- Video file of hatch closure, undocking and landing activities
• 11:45 p.m. -- Live coverage of Kelly's Return to Houston (based on current landing and transportation plans). Second Lady of the United States Dr. Jill Biden, Assistant to the President for Science and Technology Dr. John P. Holdren, NASA Administrator Charles Bolden, and Kelly’s identical twin brother and former NASA astronaut Mark Kelly will be in Houston to welcome Kelly home. The event will be pooled press only.

Friday, March 4

• 11 a.m. --NASA scientists and medical doctors from NASA’s Johnson Space Center will answer questions about the science behind the one-year mission on Reddit.com. Submit questions at https://www.reddit.com/r/IAmA/
• 1 p.m. -- Media Briefing: Key members from NASA’s science community will discuss the research accomplishments and the next steps for the more than 400 experiments that took place during Kelly’s year in space. The briefing participants are: 
• Julie Robinson, International Space Station Program chief scientist
• John Charles, Human Research Program associate manager for international science
• Mark Kelly, brother to Scott Kelly, Twins Study participant and former NASA astronaut

• 2 p.m -- Media Briefing: Scott Kelly will share his personal perspective on the mission and answer questions about his time at the space station. To participate in the news conferences from a NASA facility, U.S. media must call that location’s public affairs office by 5 p.m. Thursday, March 3. To participate by phone, media must call the Johnson newsroom no later than 15 minutes before each briefing. Those following the briefing on social media may ask questions using the hashtag #askNASA. 

and these times for livestreaming events, according to NASA:

• 4:15 PM Eastern: Kelly and Kornienko say goodbye to the space station and settle into the Soyuz capsule that will carry them home. The hatch closes at 4:40PM.
• 7:45 PM: The astronauts prepare to undock from the space station.
• 8:05 PM: The Soyuz capsule undocks.
• 10:15 PM: The spacecraft begins to leave orbit, entering the Earth's atmosphere and landing at 11:27 PM.

well done Scott, safe trip and a big welcome home.