Home▸Space & Astronomy▸Exoplanet Transit and Radial Velocity Lab: 2D Orbit View

🪐 Exoplanet Transit and Radial Velocity Lab: 2D Orbit View

Top-down exoplanet orbit with observer sky view, light curve and radial velocity.

Space & Astronomy2DModerate60 FPS📱 Mobile-adapted⇄ 2D version

Details

CategorySpace & Astronomy

RenderingCanvas 2D

DifficultyModerate

Target FPS60

ControlsSliders for star mass, semi-major axis, eccentricity, argument of periapsis, inclination, planet mass, planet radius, albedo and speed; drag the planet to change its orbit and phase, scroll to zoom, toggle the habitable zone and planet trail; presets include a hot Jupiter, a TRAPPIST-1e-like world and an eccentric giant.

exoplanetstransit methodradial velocityhabitable zoneKepler orbitslight curve

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⚙ Under the hood

Interactive top-down model of an exoplanet orbit with the observer's view of the stellar disc, a transit light curve with limb darkening, a stellar radial-velocity curve and the Kopparapu habitable zone, driven by the same Kepler-orbit equations as the full simulation.

exoplanetstransit methodradial velocityhabitable zoneKepler orbitslight curve

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install