At approximately 580 million miles from Earth, in the centre of the galaxy SDSS1335+0728 in the constellation Virgo, an event surprised scientists worldwide. A supermassive black hole, inactive for ...

Thirteen minutes after the launch, the rocket put into orbit around Earth a satellite called the X-Ray Imaging and Spectroscopy Mission, or XRISM, which will measure the speed and makeup of what ...

X-ray: Generate and Analyse is a module designed to make the analysis of XMM observations simple and efficient. It provides an interface with SAS for the creation of XMM data products, as well as a ...