Looking Up - 14 Aug 24 - What is dark matter and what is dark energy?

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What is dark matter and what is dark energy? Do they exist? Well, we've sent up a spacecraft which has left a space telescope, Euclid, to map billions of galaxies and detect their movement. To tell us more about this mysterious and fascinating endeavor is Sandor Kruk of the European Space Agency, here at the International Astronomical Union's General Assembly in Cape Town.

14 Aug English South Africa Places & Travel

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