Long ago and far across the universe, an enormous burst of gamma rays unleashed more energy in a half-second than the sun will produce over its entire 10-billion-year lifetime. Source: https://phys.org/news/2020-11-neutron-star-merger-results-magnetar.html…
Tag: neutron star merger
Astronomers release a black hole family portrait
“Black hole family portrait” is a fancy way of saying “new catalog.” But it’s a very important and exciting catalog, released October 28, 2020 by gravitational wave astronomers, containing 39 new signals from black hole or neutron star collisions. Source: https://earthsky.org/todays-image/ligo-virgo-new-catalog-gwtc-2-black-hole-family-portrait…
Astronomers find x-rays lingering years after landmark neutron star collision
It’s been three years since the landmark detection of a neutron star merger from gravitational waves. And since that day, an international team of researchers led by University of Maryland astronomer Eleonora Troja has been continuously monitoring the subsequent radiation emissions to provide the most complete picture of such an event. Source: https://phys.org/news/2020-10-astronomers-x-rays-lingering-years-landmark.html…