{ "cover-halo": { "title": "A Splendor Seldom Seen", "credit": "NASA/JPL-Caltech/Space Science Institute", "page": "https://images.nasa.gov/details/PIA14934", "url": "https://images-assets.nasa.gov/image/PIA14934/PIA14934~orig.jpg" }, "astra-core": { "title": "Pulsar Artist Concept", "credit": "NASA/JPL-Caltech", "page": "https://photojournal.jpl.nasa.gov/catalog/PIA21085", "url": "https://images-assets.nasa.gov/image/PIA21085/PIA21085~orig.jpg" }, "speed-light": { "title": "ISS-30 Star trail composite", "credit": "NASA / Don Pettit", "page": "https://images.nasa.gov/details/jsc2012e039800_alt", "url": "https://images-assets.nasa.gov/image/jsc2012e039800_alt/jsc2012e039800_alt~orig.jpg" }, "astra-core-neptune": { "title": "Crescents of Neptune and Triton", "credit": "NASA/JPL", "page": "https://images.nasa.gov/details/PIA02215", "url": "https://images-assets.nasa.gov/image/PIA02215/PIA02215~orig.jpg" } }