International X-ray Observatory - Wikipedia
ESA scaling back design of X-ray astronomy mission - SpaceNews
First detection of light from behind a black hole | Stanford News
X-ray adds new layer to space telescope images | Popular Science
Mission X: Train Like an Astronaut | Noordwijk
ESA Could Launch Space Telescope With SpaceX Falcon 9
ESA - Triton-X
Athena mission | Athena X-ray observatory - Athena X-ray observatory
ESA - Mission X - Train like an astronaut
X-ray Satellite XMM-Newton Celebrates 20 Years in Space | NASA
ESA - X-38 test craft completes highest, fastest, longest flight yet
ESA - Triton-X
BMW F850GS, F850GSA | Rear ESA Shock | TracTive Suspension
BMW R1200GS '05-'12 | Rear ESA Shock (-25mm low) by TracTive
Hubble-X in galaxy NGC 6822 | ESA/Hubble
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Europe's major X-ray space telescope may get scaled back | Space
ESA - ESA's new X-ray optics for observing the hot Universe
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Amazon.com: "Emotional Support Animal - ESA" Metallic Sew On Patch - Includes Five ESA Informational Cards – for ESA Vest or Harness
