Sun

Fastest and most furious ultraviolet wind near a black hole found by York University researchers

A team led by York University researchers has discovered the fastest wind near a supermassive black hole ever found at ultraviolet wavelengths, driven by the disc of matter, or quasar, surrounding the black hole.  “This quasar has a black hole of 1.7 billion times the mass of the Sun. That’s typical. What’s not typical is that it has gas moving towards us at 30 per cent of the speed of light,” says York Professor Patrick Hall of the Faculty of Science.

Media Advisory: Talk to an expert about the solar eclipse; visit the York U Solar Fair

TORONTO, Monday, August 14, 2017 – Ask a York University expert about the upcoming solar eclipse now, and watch the event unfold later at York University’s Solar Fair on Monday, Aug. 21, where telescopes will be set up for viewing. Visitors will also be able to watch the path of the solar eclipse live on […]

A total eclipse of the Sun – Astronomers excited for upcoming celestial spectacle

TORONTO, Monday, June 19, 2017 – The upcoming total eclipse of the Sun, on Aug. 21, is already generating excitement with York University astronomers. To witness it as a total eclipse, Canadians will have to head south to the United States, though it will be visible as a 70 per cent partial eclipse from Toronto. […]