In the vast depths of the universe, a gravitational ballet lasting hundreds of millions of years is unfolding. Two black ...

However, recent research suggests that some binary black hole mergers may not occur in isolation, but rather under the 'gaze' ...

Binary star systems are not rare. Neither are systems where one star is a remnant like a white dwarf or neutron star, and its companion is on the main sequence. In those systems, the dense remnant can ...

Millisecond pulsar binaries may produce the excess 511 keV photons seen in the galaxy. These systems could expose hidden pulsars and even exoplanets. Many astrophysicists devote their work to tracing ...