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
Report by RSPB and British Trust for Ornithology finds H5N1 has killed three-quarters of great skua and 25% of northern gannets
The UK has lost more than three-quarters of its great skuas on surveyed sites since bird flu struck, according to the first report quantifying the impact of H5N1 on seabird populations.
The deaths have happened over two years, since the outbreak of H5N1 in 2021. The UK is internationally important for seabirds, home to most of the world’s 16,000 pairs of nesting great skuas.
Continue reading...from The Guardian https://ift.tt/PSvYM8D
via IFTTT
Comments
Post a Comment