Roger Penrose, Reinhard Genzel and Andrea Ghez wins 2020 Nobel Prize in Physics

The Royal Swedish Academy of Sciences announced the 2020 Nobel Prize in Physics on 6th October 2020.
One half of the award has been given to Roger Penrose for black hole discovery; and the other half jointly to Reinhard Genzel and Andrea Ghez.
UK’s Roger Penrose has been awarded “for the discovery that black hole formation is a robust prediction of the general theory of relativity”
America’s Reinhard Genzel and Andrea Ghez have jointly won “for the discovery of a supermassive compact object at the centre of our galaxy.