Europe’s Gaia mission to study our galaxy in 3D
Main Points: The European Space Agency (ESA) has launched its 740m-euro (£620m) star-surveying satellite Gaia aboard a Russian-made Soyuz rocket
Read moreMain Points: The European Space Agency (ESA) has launched its 740m-euro (£620m) star-surveying satellite Gaia aboard a Russian-made Soyuz rocket
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