black hole jets – Astronomy Now

Black hole’s shadow is wobbling, providing insights into dynamics of accretion disc

23 September 2020 Astronomy Now

The famously imaged shadow of the supermassive black hole at the heart of galaxy M87 is wobbling, opening a new window on the dynamics of its accretion disc.

Researchers find gas cloud pulsing in synch with distant microquasar

21 August 2020 Astronomy Now

Researchers find otherwise inconspicuous gas cloud pulsing in harmony with a distant black hole, suggesting a direct connection.

Event Horizon Telescope reveals inner workings of quasar’s jet

8 April 2020 Astronomy Now

One year after capturing an image of a black hole’s shadow, the Event Horizon Telescope captures best view yet of a quasar’s powerful jets.

Best view yet of flickering jets in black hole feeding frenzy

13 October 2019 Astronomy Now

Astronomers capture the most detailed view yet of the titanic flickers and millisecond flashes generated by material swirling around a black hole.

Spitzer Space Telescope puts M87’s black hole in context

8 May 2019 Astronomy Now

NASA’s Spitzer Space Telescope puts iconic black hole image in context, showing what amounts to a wide-angle view capturing jets spewing away from M87.

Tangled magnetic fields may power jets from supermassive black holes

14 December 2018 Astronomy Now

New computer simulations show tangled magnetic fields in jets streaming away from supermassive black holes may be creating powerful electric fields and currents accelerating particles to enormous energies

‘Radio rebound’ observed in aftermath of gamma ray burst

27 July 2018 Astronomy Now

A powerful gamma ray burst two billion light years away produced a long-lasting “radio rebound” shock wave that surprised astronomers, providing new insights into such cataclysmic explosions.

Astronomers ‘see’ aftermath of black hole lunching on doomed star

15 June 2018 Astronomy Now

For the first time, astronomers have directly witnessed the aftermath of a black hole consuming a nearby star, imaging the formation and expansion of a high-speed jet of material ejected in the maelstrom.

Radio echoes of a black hole feasting on a doomed star

19 March 2018 Astronomy Now

Astronomers studying emissions from a black hole have found a relationship between the strength of X-rays generated as material on the way into the hole is heated and the strength of jets blasting energetic particles back into space.