Long-duration missions in space take a toll on the body, astronauts lose bone density and suffer muscle loss. Blood circulation is also affected, and fluid shifts can also impact eyesight.
Раскрыты подробности о договорных матчах в российском футболе18:01
It's also expensive and some environmental groups argue that emission reductions can be achieved at a lower cost, using more existing technology such as wind power, solar, and electric cars.，更多细节参见im钱包官方下载
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Nasa says the earliest the rocket can blast off is 6 February, but there are also more launch windows later that month, as well as in March and April.