🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.45 AU - 0.75 AU

Year: 169 Days

Day: 19.1 Hours

Environment

Temp: 211 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,010,800 km

• M1: 224,397 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.65 AU - 0.73 AU

Year: 208 Days

Day: 12.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.06 AU - 3.64 AU

Year: 2228 Days

Day: 39.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.8

Radius: 10.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.06 AU - 10.22 AU

Year: 10878 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,010,800 km

• M1: 134,339 km (0.109 R)
• M2: 520,152 km (0.06 R)
• M3: 986,448 km (0.078 R)
• M4: 1,329,775 km (0.1 R)
• M5: 1,714,840 km (0.114 R)
• M6: 2,052,483 km (0.117 R)
• M7: 2,469,113 km (0.091 R)
• M8: 2,827,699 km (0.066 R)
• M9: 3,606,805 km (0.111 R)
• M10: 4,368,856 km (0.09 R)
• M11: 5,558,010 km (0.038 R)
• M12: 6,374,964 km (0.103 R)
• M13: 10,007,050 km (0.082 R)
• M14: 10,414,555 km (0.118 R)
• M15: 11,954,216 km (0.093 R)
• M16: 12,937,373 km (0.113 R)
• M17: 14,198,484 km (0.095 R)
• M18: 15,005,265 km (0.074 R)
• M19: 20,865,313 km (0.061 R)
• M20: 21,233,772 km (0.11 R)
• M21: 23,935,809 km (0.108 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 13,781 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit