🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.56 AU - 0.72 AU

Year: 188 Days

Day: 20 Hours

Environment

Temp: 205 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,741,840 km

• M1: 29,620 km (0.038 R)
• M2: 61,186 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.15 AU - 1.45 AU

Year: 544 Days

Day: 28.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 97.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,741,840 km

• M1: 742,903 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.86 AU - 1.98 AU

Year: 977 Days

Day: 32.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 179.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,741,840 km

• M1: 65,075 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38

Radius: 7.7

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 13.31 AU - 18.13 AU

Year: 22880 Days

Day: 22 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,741,840 km

• M1: 95,892 km (0.053 R)
• M2: 428,149 km (0.085 R)
• M3: 908,209 km (0.035 R)
• M4: 1,584,541 km (0.103 R)
• M5: 2,031,389 km (0.109 R)
• M6: 3,096,377 km (0.086 R)
• M7: 5,653,304 km (0.071 R)
• M8: 6,562,260 km (0.08 R)
• M9: 9,656,393 km (0.108 R)
• M10: 11,090,588 km (0.108 R)
• M11: 11,518,288 km (0.12 R)
• M12: 11,907,542 km (0.108 R)
• M13: 12,712,677 km (0.114 R)
• M14: 14,263,559 km (0.082 R)
• M15: 15,462,735 km (0.062 R)
• M16: 18,453,496 km (0.062 R)
• M17: 23,012,341 km (0.089 R)
• M18: 23,630,180 km (0.038 R)
• M19: 29,427,248 km (0.092 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: 473 - 13,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit