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
A new platform will be an alternative to Kindle, and bookshops will earn 100% of the profit from sales The online store Bookshop.org is launching a platform through which independent bookshops in the UK will be able to sell ebooks as an alternative to Amazon’s Kindle offering. Independent bookshops will earn 100% of the profit from sales, and ebooks will be priced the same as they are on Amazon. Continue reading... from The Guardian https://ift.tt/QWgXyjw via IFTTT