🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.2

Radius: 13

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.87 AU - 1.05 AU

Year: 617 Days

Day: 5.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,429,334 km

• M1: 162,014 km (0.091 R)
• M2: 599,289 km (0.067 R)
• M3: 1,147,565 km (0.062 R)
• M4: 1,705,715 km (0.061 R)
• M5: 2,355,418 km (0.077 R)
• M6: 2,935,858 km (0.076 R)
• M7: 3,432,822 km (0.094 R)
• M8: 3,903,158 km (0.108 R)
• M9: 4,506,486 km (0.115 R)
• M10: 5,900,888 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.3

Radius: 9.3

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.27 AU - 2.85 AU

Year: 2687 Days

Day: 6.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,429,334 km

• M1: 115,639 km (0.116 R)
• M2: 433,235 km (0.096 R)
• M3: 762,949 km (0.052 R)
• M4: 1,213,239 km (0.107 R)
• M5: 2,132,518 km (0.089 R)
• M6: 3,351,142 km (0.116 R)
• M7: 5,172,646 km (0.103 R)
• M8: 8,757,160 km (0.076 R)
• M9: 13,775,720 km (0.079 R)
• M10: 17,593,158 km (0.113 R)
• M11: 18,094,162 km (0.047 R)
• M12: 19,417,504 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.2

Radius: 13

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.74 AU - 4.1 AU

Year: 5091 Days

Day: 5.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,429,334 km

• M1: 178,470 km (0.111 R)
• M2: 699,819 km (0.106 R)
• M3: 1,343,987 km (0.041 R)
• M4: 2,570,989 km (0.116 R)
• M5: 3,703,894 km (0.05 R)
• M6: 4,563,333 km (0.097 R)
• M7: 5,777,171 km (0.092 R)
• M8: 6,998,338 km (0.044 R)
• M9: 9,947,660 km (0.12 R)
• M10: 13,186,753 km (0.079 R)
• M11: 15,127,037 km (0.117 R)
• M12: 19,763,524 km (0.116 R)
• M13: 21,107,063 km (0.092 R)
• M14: 24,731,819 km (0.09 R)
• M15: 25,503,595 km (0.073 R)
• M16: 26,371,113 km (0.04 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.8

Radius: 7.3

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.83 AU - 8.71 AU

Year: 14208 Days

Day: 22.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,429,334 km

• M1: 90,806 km (0.114 R)
• M2: 638,633 km (0.072 R)
• M3: 3,012,153 km (0.093 R)
• M4: 3,752,064 km (0.03 R)
• M5: 4,215,369 km (0.072 R)
• M6: 9,221,213 km (0.119 R)
• M7: 9,973,092 km (0.076 R)
• M8: 11,448,426 km (0.079 R)
• M9: 15,609,042 km (0.077 R)
• M10: 20,604,863 km (0.054 R)
• M11: 23,061,110 km (0.103 R)
• M12: 23,461,733 km (0.078 R)
• M13: 34,736,775 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.7

Radius: 3.5

Gravity: 47.08 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.08 AU - 9.88 AU

Year: 16200 Days

Day: 18.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,429,334 km

• M1: 43,683 km (0.117 R)
• M2: 271,371 km (0.114 R)
• M3: 383,569 km (0.094 R)
• M4: 744,698 km (0.117 R)
• M5: 1,041,949 km (0.078 R)
• M6: 1,761,814 km (0.1 R)
• M7: 1,974,991 km (0.04 R)
• M8: 2,495,592 km (0.113 R)
• M9: 3,003,028 km (0.046 R)
• M10: 3,412,926 km (0.062 R)
• M11: 4,157,175 km (0.057 R)
• M12: 4,534,760 km (0.107 R)
• M13: 5,038,307 km (0.065 R)
• M14: 5,214,234 km (0.073 R)
• M15: 5,615,455 km (0.05 R)
• M16: 5,728,402 km (0.118 R)
• M17: 6,603,699 km (0.108 R)
• M18: 7,935,718 km (0.092 R)
• M19: 8,173,878 km (0.086 R)
• M20: 8,614,593 km (0.083 R)
• M21: 9,331,317 km (0.061 R)
• M22: 9,867,027 km (0.074 R)
• M23: 10,142,436 km (0.118 R)
• M24: 10,254,036 km (0.12 R)
• M25: 10,479,630 km (0.103 R)
• M26: 15,792,000 km (0.105 R)
• M27: 16,092,841 km (0.076 R)
• M28: 16,783,834 km (0.119 R)
• M29: 17,414,539 km (0.084 R)
• M30: 18,307,339 km (0.102 R)
• M31: 19,144,937 km (0.051 R)
• M32: 19,401,198 km (0.115 R)
• M33: 19,746,321 km (0.034 R)
• M34: 30,453,040 km (0.085 R)
• M35: 33,691,535 km (0.101 R)
• M36: 43,875,559 km (0.115 R)
• M37: 45,220,295 km (0.116 R)
• M38: 45,979,055 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 15,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit