Four-in-one: telescopes join forces to spot a dim star in a black hole’s clutches

Four-in-one: telescopes join forces to spot a dim star in a black hole’s clutches

Nature, Published online: 09 February 2021; doi:10.1038/d41586-021-00359-7

Technique could help to determine the spin of the supermassive black hole at the centre of our Galaxy.Four-in-one: telescopes join forces to spot a dim star in a black hole’s clutches
Source: Nature