Read the information about space exploration. Talk to your freind about it< using the Past Simple Tense.
1957:the first satellite Sputnik 1
1957:the first animal in Earth orbit ,the dog Laika on Sputnik 2
1961:the first person in space and in Earth orbit, Yuri Gagarin on Vostok 1
1961:the first person to stend over 24 hours in space, German Titov, Vostok 2 (also the first person to sleep in space)
1963:the first woman in space ,Valentina Tereshkova, Vostok 6
1965:the first person to walk in space,Aleksey Leonov ,Voskhod 2
1987; the first cosmonauts to spend over one year in space , Vladimir Titov and Musa Manarov on board the space station Mir
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