01Size0.00100 fm
Quark
The smallest known building block of matter.
ParticleMicro-World
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Quantumaire
A guided journey across 45 orders of magnitude — from quarks to the observable universe — with the truth-status of every stop labelled honestly.
Begin the journeyThirty stops spanning 45 orders of magnitude. Tap a dot below to preview a stop, then use the Open stop link to read its page.
Scale
The smallest known building block of matter.
Size
0.00100 fm
Tap a dot to preview it. Use the Open stop link to read its full page. Stops are arranged from smallest on the left to largest on the right.
The smallest known building block of matter.
Three quarks bound into one of nature's most stable forms.
The smallest piece of any chemical element.
The instruction book that builds you — and most of every other living thing.
Strands of code wrapped in protein.
Single-celled life, no nucleus required.
The smallest unit of life.
Roughly the geometric mean of the universe.
When the same brain hosts more than one self.
139 metres of limestone we still can't fully explain.
Our reference grain of sand.
Earth's only natural satellite — locked to us forever.
The Solar System's largest planet — a failed star, almost.
A self-sustaining fusion engine at the heart of our system.
The closest known star to the Sun — and still impossibly far.
If it replaced the Sun, it would swallow Jupiter.
A city-sized star with the mass of a sun.
The supermassive black hole at the heart of our galaxy — and its more extreme cousins.
An ultramassive quasar — one of the largest black holes ever measured.
At the heart of the Phoenix Cluster — among the most massive known black holes.
One star and everything held in its gravity.
The farthest human-made object — and still calling home.
The distance a single beam of light covers in one year.
A spiral of roughly 200 billion stars — including ours.
Our nearest large galactic neighbour — and our future collision partner.
Our local galaxy cluster — one of thousands in the universe.
The supercluster of galaxy clusters our Milky Way lives inside.
An invisible wind that holds galaxies together.
Whatever is pulling the universe apart, faster and faster.
The 93-billion-light-year sphere we can, in principle, see.
Frequently asked
Short answers to the questions Quantumaire gets most often.