{"dataset":{"slug":"sky-atlas","title":"Interactive Sky Atlas & 3D Universe","description":"The visual layer over the graph — the atlas views (all-sky star atlas, constellation, Messier & deep-sky maps, plus Solar System, Milky Way, Local Group, galaxy, planet, moon, exoplanet & distance-scale explorers) and the data overlays (constellation lines, observing conditions, JWST, Hubble, Gaia & telescope-field). Positional maps are rendered from the real measured coordinates in the star and deep-sky catalogues.","version":"1.0.0","lastGenerated":"2026-06-29","license":"CC BY-SA 4.0","entityCount":20,"sources":["hyg","openngc","iau"]},"entities":[{"id":"atlas_view:all-sky-star-atlas","name":"All-Sky Star Atlas","type":"atlas_view","domain":"science","description":"A whole-sky chart plotting every catalogued star at its real right ascension and declination, sized by apparent magnitude. Rendered as scalable vector graphics directly from the star catalogue's measured coordinates — nothing is invented; a star appears only where the data places it.","entryPath":"/sky-atlas/all-sky-star-atlas"},{"id":"atlas_view:bright-star-map","name":"Bright Star Map","type":"atlas_view","domain":"science","description":"A naked-eye view of the sky showing only the brightest stars, ranked by apparent magnitude. The stars that anchor the constellations and guide the eye across the night.","entryPath":"/sky-atlas/bright-star-map"},{"id":"atlas_view:constellation-atlas","name":"Constellation Atlas","type":"atlas_view","domain":"science","description":"The eighty-eight official constellations, each mapped by the real positions of its brightest stars. A gateway from the familiar patterns of the night sky into the stars, myths, and deep-sky objects each region holds.","entryPath":"/sky-atlas/constellation-atlas"},{"id":"atlas_overlay:constellation-lines-overlay","name":"Constellation Lines Overlay","type":"atlas_overlay","domain":"science","description":"The familiar stick-figure lines that join a constellation's stars, drawn between the real stellar positions to make the ancient patterns legible on the star map.","entryPath":"/sky-atlas/constellation-lines-overlay"},{"id":"atlas_view:deep-sky-atlas","name":"Deep-Sky Atlas","type":"atlas_view","domain":"science","description":"A map of the catalogued deep-sky objects — galaxies, nebulae, and star clusters — drawn from their measured right ascension and declination, with symbols scaled by angular size. The wider sky beyond the naked-eye stars.","entryPath":"/sky-atlas/deep-sky-atlas"},{"id":"atlas_view:distance-scale-explorer","name":"Distance & Scale Explorer","type":"atlas_view","domain":"science","description":"An explorer of cosmic distance and scale — from the nearest stars to the edge of the observable universe — built on the rungs of the cosmic distance ladder. Prepared to visualise the vast, logarithmic reach of the cosmos honestly, with distances drawn only from measured indicators.","entryPath":"/sky-atlas/distance-scale-explorer"},{"id":"atlas_view:exoplanet-explorer","name":"Exoplanet Explorer","type":"atlas_view","domain":"science","description":"An explorer of the confirmed planets beyond the Solar System, drawn from the measured exoplanet catalogue — organised by host star, detection method, size, and orbit. The worlds of other suns.","entryPath":"/sky-atlas/exoplanet-explorer"},{"id":"atlas_overlay:gaia-survey-overlay","name":"Gaia Survey Overlay","type":"atlas_overlay","domain":"science","description":"A layer representing the all-sky astrometric coverage of the Gaia mission, whose measured positions and parallaxes underpin the modern star catalogue that the atlas draws.","entryPath":"/sky-atlas/gaia-survey-overlay"},{"id":"atlas_view:galaxy-atlas","name":"Galaxy Atlas","type":"atlas_view","domain":"science","description":"A browsable index of catalogued galaxies — spirals, ellipticals, and irregulars — organised by morphology and distance. The building blocks of cosmic structure, each linked to its place in the knowledge graph.","entryPath":"/sky-atlas/galaxy-atlas"},{"id":"atlas_overlay:hubble-target-overlay","name":"Hubble Target Overlay","type":"atlas_overlay","domain":"science","description":"A layer marking the positions of famous Hubble Space Telescope targets across the deep-sky map, from the Deep Fields to the great nebulae.","entryPath":"/sky-atlas/hubble-target-overlay"},{"id":"atlas_overlay:jwst-target-overlay","name":"JWST Target Overlay","type":"atlas_overlay","domain":"science","description":"A layer marking the positions of objects observed by the James Webb Space Telescope, linking each region of the deep-sky map to the science it has enabled.","entryPath":"/sky-atlas/jwst-target-overlay"},{"id":"atlas_view:local-group-explorer","name":"Local Group Explorer","type":"atlas_view","domain":"science","description":"An explorer of our galactic neighbourhood — the Milky Way, Andromeda, Triangulum, the Magellanic Clouds, and the dozens of dwarf galaxies bound with them into the Local Group. Prepared for a three-dimensional map of the nearby universe.","entryPath":"/sky-atlas/local-group-explorer"},{"id":"atlas_view:messier-atlas","name":"Messier Atlas","type":"atlas_view","domain":"science","description":"A chart of the Messier objects — the nebulae, clusters, and galaxies of Charles Messier's eighteenth-century catalogue — each placed at its real celestial coordinates and sized by its apparent extent. The classic target list for a first tour of the deep sky.","entryPath":"/sky-atlas/messier-atlas"},{"id":"atlas_view:milky-way-explorer","name":"Milky Way Explorer","type":"atlas_view","domain":"science","description":"An explorer of the structure of our own Galaxy — its discs, bulge, bar, spiral arms, and halo, and the Sun's place within them. Prepared for a three-dimensional rendering of galactic structure; today it maps the anatomy of the Milky Way onto its components.","entryPath":"/sky-atlas/milky-way-explorer"},{"id":"atlas_view:moon-explorer","name":"Moon Explorer","type":"atlas_view","domain":"science","description":"An explorer of the moons of the Solar System — from Earth's Moon to the ocean worlds of Jupiter and Saturn — organised by their host planet and physical character.","entryPath":"/sky-atlas/moon-explorer"},{"id":"atlas_view:ngc-explorer","name":"NGC Explorer","type":"atlas_view","domain":"science","description":"An explorer of the New General Catalogue and its deep-sky objects, organised by type, constellation, and catalogue. The deep sky beyond the Messier list.","entryPath":"/sky-atlas/ngc-explorer"},{"id":"atlas_overlay:observation-conditions-overlay","name":"Observation Conditions Overlay","type":"atlas_overlay","domain":"science","description":"A layer showing which part of the sky is above the horizon for an observer at a given place and time. Computed from the observer's location and the clock — no observing conditions are assumed or invented, and location stays on the device.","entryPath":"/sky-atlas/observation-conditions-overlay"},{"id":"atlas_view:planet-explorer","name":"Planet Explorer","type":"atlas_view","domain":"science","description":"An explorer of the planets — their sizes, orbits, atmospheres, and moons, drawn from measured planetary data. From Mercury's scorched rock to the ice giants of the outer system.","entryPath":"/sky-atlas/planet-explorer"},{"id":"atlas_view:solar-system-explorer","name":"Solar System Explorer","type":"atlas_view","domain":"science","description":"An explorer of the Sun's family — the planets, their moons, and the small bodies between them. The data model carries each body's real orbital and physical parameters and is prepared for a future interactive three-dimensional scene; today it presents the ordered, to-scale structure of the system.","entryPath":"/sky-atlas/solar-system-explorer"},{"id":"atlas_overlay:telescope-fov-overlay","name":"Telescope Field-of-View Overlay","type":"atlas_overlay","domain":"science","description":"A layer showing the angular field of view of a chosen telescope or instrument against the sky, so a target's real angular size can be compared with what an instrument can frame in a single pointing.","entryPath":"/sky-atlas/telescope-fov-overlay"}]}