🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.42 AU - 0.6 AU

Year: 136 Days

Day: 45 Hours

Environment

Temp: 212 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,149,974 km

• M1: 183,706 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.65 AU - 0.65 AU

Year: 195 Days

Day: 20.2 Hours

Environment

Temp: 176 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.67 AU - 1.85 AU

Year: 870 Days

Day: 23.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,149,974 km

• M1: 233,971 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.7

Radius: 14.6

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.6 AU - 4.94 AU

Year: 3884 Days

Day: 13.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,149,974 km

• M1: 181,612 km (0.062 R)
• M2: 680,222 km (0.106 R)
• M3: 1,638,246 km (0.076 R)
• M4: 2,463,877 km (0.095 R)
• M5: 3,080,669 km (0.092 R)
• M6: 3,710,626 km (0.095 R)
• M7: 5,254,027 km (0.109 R)
• M8: 6,387,231 km (0.087 R)
• M9: 6,998,488 km (0.043 R)
• M10: 9,809,880 km (0.049 R)
• M11: 11,295,238 km (0.083 R)
• M12: 12,433,229 km (0.102 R)
• M13: 13,950,749 km (0.086 R)
• M14: 15,541,573 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.1

Radius: 6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 12.68 AU - 16.54 AU

Year: 20818 Days

Day: 19.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,149,974 km

• M1: 74,649 km (0.059 R)
• M2: 273,465 km (0.111 R)
• M3: 787,334 km (0.108 R)
• M4: 1,754,185 km (0.109 R)
• M5: 2,587,295 km (0.088 R)
• M6: 3,226,976 km (0.1 R)
• M7: 7,864,061 km (0.089 R)
• M8: 11,561,671 km (0.102 R)
• M9: 13,937,435 km (0.108 R)
• M10: 16,620,024 km (0.076 R)
• M11: 18,713,048 km (0.068 R)
• M12: 21,056,499 km (0.074 R)
• M13: 42,759,410 km (0.045 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 11,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit