Using ESA's INTEGRAL spacecraft, astronomers have detected exceptionally bright X-ray flares from the Cygnus X-1 X-ray binary system. This is the first time that such strong flaring activity has been ...
All good things must come to an end. So it is that the European Space Agency's (ESA) International Gamma-Ray Astrophysics Laboratory (Integral) is set to make its final observations.… Integral has ...