GX 339-4 is back in a faint state close to quiescence

GX 339-4 leaving the hard X-ray state - radio flare expected

GX 339-4 variability evolution observed by RXTE suggests the start of a spectral transition

GX 339-4: Continued Optical and Infra-red Decline

GX 340+0

GX 340-0 Region

GX 349+2

GX 349+2

GX 354-0 is rising in hard X rays.

GX 5-1

GX 5-1

GX 5-1 (4U 1758-250)

GX 5-1: a Possible Millisecond Period Neutron Star?

GX 9+9

GX 9+9

GX200 reflects well on Orion Optics.

GX301-2/WRA9777 revisited: Probing the stellar wind through X ray optical data

GX339-4 - A new black hole candidate

Gylden's elliptic function solution of Kepler's problem

Gyro-Resonance Emission Transverse to the Magnetic Field of a Large Spot Group