Read information about space exploration. talk to your friend about it, using the past simple tense Russia explores space

Russia explored space was Sputnik1 in 1957. The first satellite was in 1957.  The first animal in Earth orbit was the dog Laika on Sputnik 2 in 1961. The first person in space and in earth orbit was Yuri Gagarin on Vostok 1 in 1961. The first person who spent over 24 hours in space was German Titov in Vostok2 (also the first person to sleep in space) in 1963. The first woman in space was Valentina Tereshkova Vostok6 in1965. The first person who walked in space was Aleksey Leonov Voskhod2 in 1987.  The first cosmonaut who spent over one year in space was Vladimir Titov and Musa Manarov on board the space station Mir.