AstroKidsEverything in the sky › Makemake
dwarf planet · Kuiper belt

Makemake

Reddish-brown icy dwarf planet in the Kuiper Belt.

🚀 Travel there

What it is

Dwarf planet: Round, but shares its orbit with other rubble. Every kind of thing there is →

Can you see it?

No. No telescope on Earth will show you this one; it is here to be understood, not seen. It is here because it is worth knowing about — and because leaving it out would make the sky look emptier than it is.

Worth knowing about Makemake

Makemake is about 1/8 of Earth. In weight, about 1/1,900th of Earth. Sunlight takes 6.3 hours to reach Makemake — on average, because that distance changes as it goes round. Its year: ~305 Earth years. Its day: ~22.5 hours.

Its surface
Icy, reddish-brown surface, methane and ethane ices.
The numbers
Across1 430 km
Distance from the Sun, on average~46 AU · sunlight takes 6.3 hours
Once round its orbit306.2 Earth years
One day there22.8 hours

How anyone knows this

Nobody flew a tape measure out there. Every number on this page was worked out from the ground:

What it belongs to

☀️ Everything the Sun holds, in one place

Then go outside

Not this one. But the sky over your head is full of ones you can see, and the Planetarium knows which.

🌙 Plan an evening outside🌌 Everything else in the sky