NASA's Chandra X-ray Observatory - Facts, Discoveries & Contribution
An 'old' X-ray telescope seen from the ground - Solar System Observing - Cloudy Nights
Spektr-RG - Wikipedia
ROSAT | satellite | Britannica
Spektr-RG/SRG
Spectrum-Roentgen-Gamma Telescope
Space Telescopes | Historic Spacecraft
First composite images on display from Germany's eRostia's telescope | SYFY WIRE
Spektr-RG/SRG
Russia says it is planning to hijack a German space telescope - The Jerusalem Post
ESO Supernova Exhibition — How do astronomers see X-rays?
The ROSITA X-ray observatory (front) is planned to be accommodated on... | Download Scientific Diagram
German-Russian Astronomy Satellite Launches - Sky & Telescope - Sky & Telescope
Bad Astronomy | eROSITA is now scanning the skies for X-rays | SYFY WIRE
X-ray telescope - Wikipedia
Aparat Röntgen - Wikipedia
German X-ray space telescope falls back to Earth (UPDATED) | Space News, Space Science
New Space Telescope Will Map the Universe in High-Energy X-rays - Scientific American
New space telescope to create a 3D X-ray map of Universe
Spectrum-Roentgen-Gamma
X-ray telescope | Britannica
Spectrum Rontgen Gamma (Spektr-RG) X-ray telescope launched
Spektr-RG/SRG
Russia says it will operate a German telescope against Germany's wishes
Russia seeks to hijack German telescope on its X-ray spacecraft | Ars Technica
Top 10 X-ray telescopes that are helping us know the universe
