ESO Supernova Exhibition — How do astronomers see X-rays?
ROSAT | satellite | Britannica
Bad Astronomy | eROSITA is now scanning the skies for X-rays | SYFY WIRE
Spectrum-Roentgen-Gamma Telescope
Russia seeks to hijack German telescope on its X-ray spacecraft | Ars Technica
First composite images on display from Germany's eRostia's telescope | SYFY WIRE
ART-XC: Astronomical Roentgen Telescope – X-ray Concentrator
Spektr-RG - Wikipedia
ART-XC: Astronomical Roentgen Telescope – X-ray Concentrator
X-ray telescope | Britannica
Spektr-RG/SRG
The first Roentgen X-ray tube Stock Photo - Alamy
Spectrum Rontgen Gamma (Spektr-RG) X-ray telescope launched
Russia says it is planning to hijack a German space telescope - The Jerusalem Post
Russia Roscosmos Head Dmitry Rogozin Plans to Hijack Germany's Space and X-Ray Telescope eROSITA | Science Times
Spektr-RG/SRG
The Royal Society really needs to work on its history of the telescope | The Renaissance Mathematicus
German-Russian Astronomy Satellite Launches - Sky & Telescope - Sky & Telescope
X-ray telescopes: A brief history of X-ray astronomy
NASA's Chandra X-ray Observatory - Facts, Discoveries & Contribution
New space telescope to create a 3D X-ray map of Universe
New Space Telescope Will Map the Universe in High-Energy X-rays - Scientific American
Spektr-RG/SRG
NASA Telescope Sees Black Hole Munch on a Star
