The trails on this image show how 40 000 stars, all located within 100 parsecs (326 light years) of the Solar System, will move across the sky in the next 400 thousand years.
The trails on this image show how 40 000 stars, all located within 100 parsecs (326 light years) of the Solar System, will move across the sky in the next 400 thousand years. ESA/Gaia/DPAC, CC BY-SA 3. IGO - The European data processing and analysis consortium for Gaia, in which the UNIGE participates, publishes its third catalogue of data. A colossal amount of new information about our galaxy. The European consortium for the data processing and analysis of the Gaia satellite, led by the European Space Agency (ESA), has published its third catalogue. This valuable information, derived from observations of nearly 2 billion sources, will help astronomers to map our galaxy ever more precisely in three dimensions. As part of this new release of an unprecedented scale, the University of Geneva has taken on the analyse of the variations in the luminous intensity of stars.
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