Artist's impression of the star S2 making close approach with Sagittarius A* in 2018 (ESO/L. Calçada)


Black Hole Imager Gets First View of Galactic Core

The Very Large Telescope's GRAVITY instrument is online and already gathering data from the extreme environment surrounding our galaxy's supermassive black hole, Sagittarius A*.

June 23, 2016
7:22 PM EDT
Image of the galactic center. For the interferometric GRAVITY observations the star IRS 16C was used as a reference star, the actual target was the star S2. The position of the center, which harbors the black hole known as Sgr A*, with 4 million solar masses, is marked by the orange cross. | ESO/MPE/S. Gillessen et al.