Evergreen explainer · neutral data, no opinion

Peak plasma temperature

Current verified value

160M°C

EAST (ASIPP) · 160M°C peak, 2021

What it measures

How hot the plasma gets. Fusion needs roughly ten times the temperature of the sun's core to ignite and sustain.

EAST (ASIPP)160M°C for 20 s (2021)160M°C

Helion Energy150M°C, Polaris, first private D-T (2026)150M°C

KSTAR100M°C for 48 s (2024)100M°C

Tokamak Energy100M°C, ST40 (2022)100M°C

now160M°C

baseline≈100M°C, ignition-relevant

trend — ~10× the sun's core to ignite