At the center of most large galaxies, including our own Milky Way, sits a supermassive black hole. Interstellar gas ...

For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...

Although black hole radiation can be catastrophic in some cases, it may assist life once oxygen has accumulated in the planet’s atmosphere.

A not-so-distant white dwarf named WD 2226-210 has been on our radar since the 1980s for releasing X-rays, now we may know ...