ALMA spots twinkling heart of Milky Way

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) found quasi-periodic flickers in millimeter-waves from the center of the Milky Way, Sagittarius (Sgr) A*. The team interpreted these blinks to be due ...

A supermassive black hole and its jet, all in a single picture

In May 2022, the Event Horizon Telescope (EHT) team released the first-ever radio image of M87's central black hole. It was a stunning revelation based on observations made using a worldwide array of radio telescopes. Recently, ...

Ghostly gamma-ray beams blast from Milky Way's center

(Phys.org) -- As galaxies go, our Milky Way is pretty quiet. Active galaxies have cores that glow brightly, powered by supermassive black holes swallowing material, and often spit twin jets in opposite directions. In contrast, ...

Magnetized inflow accreting to center of Milky Way galaxy

Are magnetic fields an important guiding force for gas accreting to a supermassive black hole (SMBH) like the one that our Milky Way galaxy hosts? The role of magnetic fields in gas accretion is little understood, and trying ...

page 5 from 17