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
Underinvestment in infrastructure will have serious consequences for environment and security of water supplies, committee says
Thérèse Coffey has been “complacent” in dealing with water companies, risking water shortages as well as extreme environmental consequences, a House of Lords committee has said.
In a letter to the environment secretary, the peers criticised her department’s “dismissive brevity and complacent tone” in response to their report published earlier this year, which found water companies had been too focused on maximising financial returns at the expense of the environment.
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