Scientists in the East are celebrating the successful launch of the most powerful space telescope ever built.
Gaia will travel four times the distance of the moon, mapping the precise positions of a billion stars, and sending the information back to Cambridge University.
Sarah Beecroft watched the launch live from Astrium in Stevenage, where much of the work on the satellite was carried out.
Click below to watch a report from Sarah Beecroft
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Today will be dry with some sun this afternoon and top temperatures of 24 deg C (75 deg F).
Rain affecting a number of areas will clear eastwards with some brightness following by late morning
Dry tonight, bright start tomorrow but with possibility of light rain