Max's Solar System

Space Explore

All eight planets going round the Sun at their true speeds. Then one switch shows you how far apart they really are.

Time

1 day10 years
Earth laps every 10.0 seconds
Earth years passed 0.0

Follow one

Squashed to fitGaps shrunk so all eight fit
0.0Earth years passed
Real orbits are very slightly oval
Planet dots are drawn far bigger than real
What's happening?

Following

Earth

Distance from the Sun
Its year
Sunlight gets here in
You would weigh

Line them up: true sizes

Everything here is to the same scale, so that curve on the left is only the edge of the Sun. 109 Earths would fit across it. Swipe sideways if it does not all fit.

Who gets round first?

Pick two planets.

Who will finish a lap first? Tap your guess.

No races yet

Put them in order

Drag each planet to its spot, closest to the Sun first. Or tap a planet, then tap a spot.

☀ The Sun is this way, spot 1 is closest
No best score yet

Keep exploring