elements · 69 / 118 · All 118
Tm
Thulium
- Z
- 69
- Mass
- 168.934
- Lifeforce
- Earth
Stable earth: holds form, endures, builds the structures on which all else stands. The slow time of matter, the patience of mountains.
Born in supernova explosions, the death of massive stars scattering their innards across the galaxy.
Family portrait: this element's own portrait is not written yet. Mendeleev left gaps; we label ours.
Tool · Cosmic origin
Where your atoms come from
Tm · Supernova
Born in supernova explosions, the death of massive stars scattering their innards across the galaxy.
65 of the 118 elements share this origin.
Choose a stage: click, or arrow keys. · Cosmic nucleosynthesis · current standard model
Tool · Periodic table
Your place in the system
- Fire
- Water
- Air
- Earth
- Source
Click any element to go there.