[{"n": "X-ray binary", "u": "/e/astronomical-x-ray-sources/x-ray-binary/", "s": "Binary stars luminous in X-rays, powered by accretion onto a compact object."}, {"n": "Supersoft X-ray source", "u": "/e/astronomical-x-ray-sources/supersoft-x-ray-source/", "s": "Astronomical sources emitting only soft X-rays from accreting white dwarfs."}, {"n": "X-ray background", "u": "/e/astronomical-x-ray-sources/x-ray-background/", "s": "The X-ray background: a blend of galactic and cosmic sources."}, {"n": "X-ray transient", "u": "/e/astronomical-x-ray-sources/x-ray-transient/", "s": "X-ray transients: fleeting cosmic beacons from neutron stars to the Sun."}, {"n": "12 Camelopardalis", "u": "/e/astronomical-x-ray-sources/12-camelopardalis/", "s": "Binary star with variable brightness and X-ray emission."}, {"n": "AB Pictoris", "u": "/e/astronomical-x-ray-sources/ab-pictoris/", "s": "K-type star with a debated substellar companion."}, {"n": "AE Aquarii", "u": "/e/astronomical-x-ray-sources/ae-aquarii/", "s": "First white dwarf known to emit pulsar-like pulsations."}, {"n": "Arp 147", "u": "/e/astronomical-x-ray-sources/arp-147/", "s": "Interacting ring galaxies formed by a disk-disk collision."}, {"n": "AZ Cancri", "u": "/e/astronomical-x-ray-sources/az-cancri/", "s": "A low-mass flare star in the Beehive Cluster."}, {"n": "BG Canis Minoris", "u": "/e/astronomical-x-ray-sources/bg-canis-minoris/", "s": "A magnetic white dwarf binary system in Canis Minor."}, {"n": "Cygnus X-3", "u": "/e/astronomical-x-ray-sources/cygnus-x-3/", "s": "A microquasar with a Wolf–Rayet companion and periodic gamma-ray flares."}, {"n": "DM Ursae Majoris", "u": "/e/astronomical-x-ray-sources/dm-ursae-majoris/", "s": "First RS CVn variable classified by X-ray emission."}, {"n": "Gamma Apodis", "u": "/e/astronomical-x-ray-sources/gamma-apodis/", "s": "A red clump giant in the southern constellation Apus."}, {"n": "Gamma Aquilae", "u": "/e/astronomical-x-ray-sources/gamma-aquilae/", "s": "Bright giant star in Aquila, also known as Tarazed."}, {"n": "Gliese 412", "u": "/e/astronomical-x-ray-sources/gliese-412/", "s": "Binary red dwarf system with a flare star secondary."}, {"n": "Gliese 832", "u": "/e/astronomical-x-ray-sources/gliese-832/", "s": "A nearby red dwarf with one confirmed Jupiter-like planet."}, {"n": "GRS 1124−683", "u": "/e/astronomical-x-ray-sources/grs-1124-683/", "s": "A black hole candidate discovered during an X-ray outburst."}, {"n": "HD 63433", "u": "/e/astronomical-x-ray-sources/hd-63433/", "s": "Young Sun-like star with three transiting exoplanets."}, {"n": "Hercules X-1", "u": "/e/astronomical-x-ray-sources/hercules-x-1/", "s": "Prototype intermediate-mass X-ray binary with complex variability."}, {"n": "IGR J17091-3624", "u": "/e/astronomical-x-ray-sources/igr-j17091-3624/", "s": "Stellar mass black hole with fastest known accretion disk winds."}, {"n": "Iota Aurigae", "u": "/e/astronomical-x-ray-sources/iota-aurigae/", "s": "A K-type giant star in Auriga, also known as Hassaleh."}, {"n": "IQ Aurigae", "u": "/e/astronomical-x-ray-sources/iq-aurigae/", "s": "A magnetic Ap star with rotationally modulated variability."}, {"n": "Kappa Arae", "u": "/e/astronomical-x-ray-sources/kappa-arae/", "s": "A G-type giant star in the southern constellation Ara."}, {"n": "Low-mass X-ray binary", "u": "/e/astronomical-x-ray-sources/low-mass-x-ray-binary/", "s": "Binary systems where a compact object accretes from a low-mass star."}, {"n": "Messier 15", "u": "/e/astronomical-x-ray-sources/messier-15/", "s": "Ancient globular cluster in Pegasus with a collapsed core."}, {"n": "MS 0735.6+7421", "u": "/e/astronomical-x-ray-sources/ms-0735-6-7421/", "s": "Galaxy cluster with a massive black hole and powerful eruption."}, {"n": "MWC 656", "u": "/e/astronomical-x-ray-sources/mwc-656/", "s": "Binary system once thought to host a black hole with a Be star."}, {"n": "NeVe 1", "u": "/e/astronomical-x-ray-sources/neve-1/", "s": "Host galaxy of the most energetic astronomical event known."}, {"n": "NGC 4151", "u": "/e/astronomical-x-ray-sources/ngc-4151/", "s": "A Seyfert galaxy with an actively growing supermassive black hole."}]