This Week’s Sky at a Glance, July 23 – 31

Saturn and Jupiter shine in the southeast by late evening. The bright Moon passes them on the 24th through 26th. Venus continues to sit patiently, changelessly, low in the west in twilight. Bootes and the Big Dipper mark the western sky after dark; the Summer Triangle emblazons the east. The post This Week's Sky at a Glance, July 23 – 31 appeared first on Sky & Telescope.

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Event Horizon Telescope Reveals Curious Jet Structure from Black Hole

Observations of the nearest radio galaxy, Centaurus A, provide the highest-resolution look at the long jets shooting from the galaxy’s supermassive black hole. The post Event Horizon Telescope Reveals Curious Jet Structure from Black Hole appeared first on Sky & Telescope.

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