Lee esta nota de prensa en español aquí. For the first time, astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes thanks to data from NASA’s NICER (Neutron star Interior Composition Explorer) and other missions. Scientists have only recently encountered this class of X-ray flares, called QPEs, or quasi-periodic eruptions. […]...
1. Why is the International Space Station up there? The International Space Station is a convergence of science, technology, and human innovation that enables research not possible on Earth for the benefit of humanity. For more than 25 years, NASA has supported a continuous U.S. human presence aboard the station, through which astronauts have learned […]...