Bernd Aschenbach

• Relativistic Astrophysics and Cosmology – Einstein’s Legacy
• X-Ray Optics, Instruments, and Missions III
• Invisible Sky
• Relativistic Astrophysics and Cosmology - Einstein's Legacy
• Relativistic Astrophysics and Cosmology – Einstein’s Legacy: Proceedings of the MPE/USM/MPA/ESO Joint Astronomy Conference Held in Munich, Germany, 7-11 November 2005 (ESO Astrophysics Symposia)