🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.4

Radius: 9.3

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.44 AU - 0.7 AU

Year: 297 Days

Day: 8.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,763,741 km

• M1: 115,639 km (0.106 R)
• M2: 453,132 km (0.077 R)
• M3: 766,839 km (0.107 R)
• M4: 1,126,322 km (0.114 R)
• M5: 1,447,958 km (0.096 R)
• M6: 1,798,765 km (0.114 R)
• M7: 2,109,779 km (0.071 R)
• M8: 2,691,864 km (0.077 R)
• M9: 3,092,188 km (0.096 R)
• M10: 3,734,561 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.3

Radius: 11.8

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.53 AU - 0.69 AU

Year: 329 Days

Day: 7.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,763,741 km

• M1: 146,905 km (0.108 R)
• M2: 582,085 km (0.05 R)
• M3: 1,115,402 km (0.108 R)
• M4: 1,699,133 km (0.064 R)
• M5: 2,195,947 km (0.09 R)
• M6: 2,583,106 km (0.074 R)
• M7: 2,974,006 km (0.12 R)
• M8: 3,557,288 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.5

Radius: 9.5

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.11 AU - 1.57 AU

Year: 1071 Days

Day: 9.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,763,741 km

• M1: 118,182 km (0.101 R)
• M2: 423,512 km (0.102 R)
• M3: 1,209,648 km (0.11 R)
• M4: 1,696,290 km (0.109 R)
• M5: 2,331,932 km (0.066 R)
• M6: 3,077,976 km (0.119 R)
• M7: 3,786,322 km (0.092 R)
• M8: 4,105,115 km (0.103 R)
• M9: 4,546,429 km (0.055 R)
• M10: 5,686,664 km (0.093 R)
• M11: 6,345,792 km (0.116 R)
• M12: 7,490,216 km (0.11 R)
• M13: 8,522,291 km (0.096 R)
• M14: 9,299,303 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.4

Radius: 7.4

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.72 AU - 8.68 AU

Year: 16208 Days

Day: 22.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,763,741 km

• M1: 92,751 km (0.068 R)
• M2: 1,143,377 km (0.119 R)
• M3: 2,860,760 km (0.119 R)
• M4: 4,584,277 km (0.025 R)
• M5: 6,133,961 km (0.119 R)
• M6: 10,331,079 km (0.064 R)
• M7: 11,705,585 km (0.098 R)
• M8: 13,197,823 km (0.111 R)
• M9: 13,701,071 km (0.067 R)
• M10: 14,217,034 km (0.114 R)
• M11: 18,585,890 km (0.107 R)
• M12: 20,525,426 km (0.081 R)
• M13: 22,418,438 km (0.064 R)
• M14: 23,773,944 km (0.079 R)
• M15: 24,424,844 km (0.068 R)
• M16: 25,957,175 km (0.12 R)
• M17: 30,499,864 km (0.043 R)
• M18: 30,937,288 km (0.117 R)
• M19: 33,187,988 km (0.076 R)
• M20: 35,908,426 km (0.066 R)
• M21: 38,012,370 km (0.074 R)
• M22: 41,253,558 km (0.03 R)
• M23: 51,763,706 km (0.078 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 10,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit