Gravitational wave observations have revolutionized our understanding of black holes, revealing crucial details about their masses and spins. These measurements, collected from binary black hole ...

For the first time, astronomers have traced a fast radio burst (FRB) to the outskirts of an ancient, dead, elliptical ...

Using NASA's Chandra and ESA's XMM-Newton spacecraft, an international team of astronomers have performed X-ray observations ...