Discover how small we are

Controls

WASD / arrows

Fly forward/back, left/right

Space E / Q C

Up / down

Shift

5× boost

Mouse drag · wheel

Look around · forward/back

Click

Info about an object

F

Autopilot to what you point at or selected

B

Descend close to a planet’s surface (switches to 8K when near)

M

Destinations list

V

Sky in ultraviolet ↔ visible light

T

Time (real time → 1 hour/s → 1 day/s → 30 days/s)

P

Pause / resume time

G

Back to Earth

L

Mouse flight (pointer lock, Esc to exit)

Mobile

Drag left side = fly, right side = look, tap = info

Flight speed changes automatically with the distance to the nearest object: slow near planets, light-years per second between the stars.

Data sources

• Full-sky ultraviolet map — Brice Ménard (2026), Full-sky ultraviolet maps from harmonised GALEX, Swift-UVOT, FIMS/SPEAR, TD-1 and Gaia data, in preparation. Built with Claude Science. Data: GALEX, Swift-UVOT (NASA), FIMS/SPEAR (KASI), TD-1 (ESRO), Planck, Gaia (ESA). Zero point: Murthy (2014). CC BY 4.0. menard.pha.jhu.edu/uvmap · Anthropic article
• About a third of the map (mostly the galactic plane) is predicted from other wavelengths rather than observed.
• Planet, Sun, Moon and Milky Way textures — Solar System Scope (based on NASA data), CC BY 4.0. solarsystemscope.com
• Pluto map — NASA/JHUAPL/SwRI New Horizons, USGS Astrogeology global mosaic (300 m/pixel, public domain), tinted from the greyscale original.
• Star catalogue — HYG Database v3.5.1 (David Nash / astronexus), CC BY-SA 2.5. github.com/astronexus/HYG-Database
• Planet positions and rotation — Astronomy Engine (Don Cross), MIT.
• The whole Milky Way view is a schematic model, not an observed image.