Astronomers have discovered a "teenage vampire" dead star in the process of devouring a companion star during a short-lived, "missing link" phase of its evolution.

The Chandra X-ray telescope and other observatories are being used to study stars that could potentially harbor habitable planets. Future observatories will use the data to narrow down the list for ...

Surveying nearby galaxies in the process of merging with other galaxies, astronomers have identified massive, dense star ...

A geomagnetic storm on the surface of the Sun could bring the Northern Lights as far south as some states such as New York.

Modern researchers think they have identified the stellar remnant and are appealing to observatories to take a closer look.

In a study that closes a long-standing knowledge gap in fundamental science, researchers Boerge Hemmerling and Stephen Kane ...