The white or blueish spots are six photos of the identical quasar created by the lensing impact of two galaxies, one showing as the sunshine patch within the centre and one as a purple arc
F. Dux et al.
An opportunity alignment between two huge galaxies may assist astronomers higher measure the growth of the universe and make clear the mysterious nature of darkish vitality.
Whereas engaged on his common principle of relativity, Albert Einstein predicted that gentle from distant galaxies and stars needs to be bent by the gravity of very huge objects, just like how a glass lens…
Article amended on 15 November 2024
Modifications have been made to make clear that the purple arc within the picture corresponds to the second lensing galaxy.
