Latest X-ray transient Stories

This week, ESA’s Integral space observatory celebrates ten years since launch on 17 October 2002. Integral, short for International Gamma-Ray Astrophysics Laboratory, is equipped with two gamma-ray telescopes, an X-ray monitor and an optical camera. All four of Integral’s instruments point simultaneously at the same region of the sky to make complementary observations of high-energy sources. Integral is often bathed in gamma-ray bursts, the death cries of massive stars that have...