Solar System Explorer

Dwarf planets

Bodies that orbit the Sun and are roughly spherical, but have not cleared their orbital neighbourhood. Five are officially recognised by the IAU.

Moons

22 named moons across 6 planets — click any to view its full fact sheet.

Body A

Body B

Body C (optional)

True relative sizes on the Sun · click Mercury–Mars to zoom

Logarithmic scale — inner Solar System compressed so all zones are visible. Select a card to highlight its zone.

Mass vs Earth