201503210030hq (03/21/2015) — Expedition 43 prime crew members: NASA Astronaut Scott Kelly, and Russian Cosmonauts Gennady Padalka, and Mikhail Kornienko of the Russian Federal Space Agency (Roscosmos), and backup crew members Sergei Volkov, and Alexey Ovchinin and of Roscosmos, and NASA Astronaut Jeff Williams walk along the Avenue of the Cosmonauts where two long rows of trees are all marked with the name and year of the crew member who planted them starting from Yuri Gagarin’s tree, Saturday, Mar. 21, 2015, Baikonur, Kazakhstan. Expedition 43 NASA Astronaut Scott Kelly, and Russian Cosmonauts Gennady Padalka, and Mikhail Kornienko of the Russian Federal Space Agency (Roscosmos) are scheduled to launch to the International Space Station in the Soyuz TMA-16M spacecraft from the Baikonur Cosmodrome in Kazakhstan March 27. As the one-year crew, Kelly and Kornienko will return to Earth on Soyuz TMA-18M in March 2016. Photo Credit: (NASA/Bill Ingalls)