Scientists in Stevenage are celebrating the successful launch of the most powerful space telescope ever built.
Gaia will travel four times the distance of the moon to map the precise positions and distances of a billion stars.
The European Space Agency's five year mission will help scientists understand how the Milky Way galaxy is built up.
Much of the work on the satellite was carried out at Astrium in Stevenage.
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A cloudy and misty start to the day however, during the morning, some brighter spells may develop. Still very mild.
Read more of ITV Anglia's Christmas Shout Outs, passing on your seasonal messages to the special people in your lives.
Low cloud and mist developing overnight. Another mild night ahead. Generally rather cloudy tomorrow, with a few brighter breaks developing.