UK astronaut Tim Peake is on his landmark flight to the International Space Station (ISS), and you should be able to see his approach over South Yorkshire skies.
Weather permitting the International Space Station,is due to fly over the UK, West to East, at 5:15pm this afternoon, with the rocket due to dock at around 7pm.
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Stargazers hoping to get pictures and video of the event are being told to look for two bright fast moving star one following the other.
The ex-helicopter pilot - with American Tim Kopra and Russian Yuri Malenchenko - launched on a Russian Soyuz rocket at Baikonur Cosmodrome, in Kazakhstan at 11:03am (GMT).
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