🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.67 AU - 0.73 AU

Year: 259 Days

Day: 38.3 Hours

Environment

Temp: -24 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.1

Radius: 12.5

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.93 AU - 10.85 AU

Year: 11741 Days

Day: 8.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,329,330 km

• M1: 156,180 km (0.088 R)
• M2: 1,101,489 km (0.114 R)
• M3: 1,544,299 km (0.102 R)
• M4: 2,170,815 km (0.04 R)
• M5: 3,864,412 km (0.061 R)
• M6: 4,393,540 km (0.112 R)
• M7: 5,292,922 km (0.109 R)
• M8: 5,786,894 km (0.118 R)
• M9: 8,525,882 km (0.087 R)
• M10: 9,695,288 km (0.12 R)
• M11: 10,724,971 km (0.043 R)
• M12: 12,086,760 km (0.105 R)
• M13: 14,135,802 km (0.114 R)
• M14: 14,548,094 km (0.08 R)
• M15: 15,707,926 km (0.046 R)
• M16: 17,460,914 km (0.118 R)
• M17: 17,936,037 km (0.096 R)
• M18: 20,742,493 km (0.079 R)
• M19: 21,817,653 km (0.084 R)
• M20: 30,020,702 km (0.105 R)
• M21: 30,899,889 km (0.091 R)
• M22: 36,540,327 km (0.087 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.5

Radius: 5.4

Gravity: 17.61 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.5 AU - 9.7 AU

Year: 13175 Days

Day: 19.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,329,330 km

• M1: 67,169 km (0.114 R)
• M2: 954,285 km (0.085 R)
• M3: 1,177,934 km (0.101 R)
• M4: 1,450,202 km (0.077 R)
• M5: 2,445,028 km (0.094 R)
• M6: 2,867,492 km (0.059 R)
• M7: 3,337,229 km (0.103 R)
• M8: 3,802,479 km (0.099 R)
• M9: 4,164,655 km (0.04 R)
• M10: 4,957,673 km (0.107 R)
• M11: 5,955,940 km (0.073 R)
• M12: 7,458,052 km (0.041 R)
• M13: 7,716,408 km (0.096 R)
• M14: 7,980,598 km (0.086 R)
• M15: 10,530,194 km (0.112 R)
• M16: 10,800,667 km (0.098 R)
• M17: 11,412,373 km (0.094 R)
• M18: 11,813,445 km (0.108 R)
• M19: 12,223,792 km (0.084 R)
• M20: 13,011,125 km (0.075 R)
• M21: 13,703,315 km (0.094 R)
• M22: 15,024,114 km (0.101 R)
• M23: 16,211,772 km (0.099 R)
• M24: 18,457,984 km (0.114 R)
• M25: 19,170,369 km (0.113 R)
• M26: 19,983,134 km (0.099 R)
• M27: 20,397,969 km (0.118 R)
• M28: 20,903,460 km (0.118 R)
• M29: 27,533,937 km (0.105 R)
• M30: 36,170,222 km (0.085 R)
• M31: 37,912,888 km (0.059 R)
• M32: 38,293,465 km (0.102 R)
• M33: 45,443,794 km (0.079 R)
• M34: 50,623,620 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 18,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit