KnowraX-ray telescopeLinked fromLinked fromThe 6 pages that link to X-ray telescope, each with the reason it gives.All 6Broader topic 3Related 1Narrower topic 1Compared with 1Riccardo GiacconiBroader topic: Giacconi advanced focusing X-ray optics, which made resolved images of cosmic sources possible.Astronomical instrumentationBroader topic: X-ray observatories measure extreme environments such as accretion disks and hot galaxy clusters.Electromagnetic astronomyBroader topic: X-ray observatories trace hot gas and energetic processes inaccessible from the ground.