Foothold I   ☉0.33AU   ☀99026 W/m²
O₂    CO₂    CH₄    N₂
biosphere report

Foothold II   ☉3.83AU   ☀735 W/m²
O₂    CO₂    CH₄    N₂
biosphere report

Foothold III   ☉4.13AU   ☀632 W/m²
O₂    CO₂    CH₄    N₂
biosphere report

Foothold IV   ☉5.23AU   ☀394 W/m²
O₂    CO₂    CH₄    N₂
biosphere report

Foothold V   ☉6.63AU   ☀245 W/m²
O₂    CO₂    CH₄    N₂
biosphere report

Foothold VI   ☉7.33AU   ☀200 W/m²
O₂    CO₂    CH₄    N₂
biosphere report

Foothold VII   ☉9.13AU   ☀129 W/m²
O₂    CO₂    CH₄    N₂
biosphere report