Exposing the Heart of Darkness: the black hole in M87 imaged
On Apr 10, the first image of a black hole was released by the team coordinating the Event Horizon Telescope
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Archives
Sky Notes: 2019 April & May
Brian highlights the Sombrero Galaxy and some fine Globulars for these notes
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The deep-sky delights of Hydra
Hydra, the water snake is – rather appropriately – a sprawling constellation of the spring sky, covering almost six hours
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Record fade of variable star SV Sge
RCB stars are extremely rare, hydrogen deficient, carbon rich giant stars whose luminosity varies in two ways – small amplitude
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