But since the dense helium core remains close to the black hole, its dying orbit could be detected through gravitational waves. The waves are too small to be detected by current gravitational ...

A team of researchers at the Medical Research Council Laboratory of Molecular Biology, in the U.K., has re-examined an old ...

Most of the hydrogen in their cores has been transformed to helium, but they haven't quite ... by current gravitational observatories such as LIGO and Virgo, but a space-based gravitational ...