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
President promises he will be ‘very kind’ but critics warn his strategy risks triggering chain reaction and global trade war As Donald Trump prepared to unveil a swathe of reciprocal tariffs, global markets braced and some Republican senators voiced their opposition to a strategy that critics warn risks a global trade war, provoking retaliation by major trading partners such as China, Canada and the European Union . The US president said on Monday he would be “very kind” to trading partners when he unveils further tariffs this week, potentially as early as Tuesday night. Continue reading... from The Guardian https://ift.tt/nZQGBdk via IFTTT