Neutron stars—the dense remnants of massive stellar explosions—and their presence in X‐ray binaries serve as natural laboratories for extreme physics. In these systems, matter is transferred from a ...

Using ESA's XMM-Newton satellite, Italian astronomers have observed a Galactic X-ray binary system known as 4U 0728-25. Results of the new observations, presented in a research paper published March ...

Stars are the fundamental building blocks of our universe. Most stars host planets, like our Sun hosts our solar system, and if you look more broadly, groups of stars make up huge structures such as ...

For the study, the researchers analyzed 214 of the most massive stars in the Milky Way.

Add Yahoo as a preferred source to see more of our stories on Google. On May 26, 1983, the European Space Agency launched its first X-ray Observatory into space. The spacecraft was called EXOSAT, ...

Scientists have used NASA’s IXPE (Imaging X-ray Polarisation Explorer) to study a white dwarf star for the first time. By measuring the polarisation of X-rays, the mission allowed astronomers to ...

Measuring binary star systems' basic properties has proved exceedingly difficult. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This article ...