Star’s extreme proximity to Sagittarius A* means it could open new window onto black hole’s fundamental properties Astronomers have detected the fastest known star in the Milky Way, hurtling around the supermassive black hole at the heart of the galaxy. The star, called S301, travels at about 25,000km (15,500 miles) per second, 100,000 times faster than a commercial plane. It is also the closest known star to the Milky Way’s central black hole, Sagittarius A*, approaching it around the distance of Saturn to the Sun. Continue reading... from The Guardian https://ift.tt/NGtUWuq via IFTTT
The US singer is playing some of the world’s largest stadiums and arenas – but it is likely her shows in Australia next week will draw her biggest crowds yet
When the Eras tour moved through 17 states in the US last year, Taylor Swift toppled attendance records almost everywhere she went. She played in enormous sporting stadiums and arenas to anywhere between about 50,000 to 70,000 people (her biggest show on the Eras tour so far was in Pittsburgh, with 73,117 people).
But it’s likely that Swift is about to set a new personal record in Australia, where she will perform to her biggest audience ever. The Melbourne Cricket Ground, where she will be performing on 16, 17 and 18 February, is predicting 260,000 people over three nights – an average of 86,000 a night.
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