🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259

Radius: 11

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.63 AU - 0.73 AU

Year: 362 Days

Day: 14.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 87,499,867 km

• M1: 136,732 km (0.097 R)
• M2: 650,900 km (0.106 R)
• M3: 1,012,478 km (0.046 R)
• M4: 1,704,219 km (0.115 R)
• M5: 2,620,207 km (0.08 R)
• M6: 3,422,650 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88

Radius: 13.5

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.67 AU - 0.95 AU

Year: 471 Days

Day: 9.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 87,499,867 km

• M1: 170,242 km (0.091 R)
• M2: 619,934 km (0.103 R)
• M3: 1,310,178 km (0.063 R)
• M4: 1,742,516 km (0.1 R)
• M5: 2,507,560 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 12.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.93 AU - 1.15 AU

Year: 685 Days

Day: 11.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,499,867 km

• M1: 160,369 km (0.071 R)
• M2: 661,971 km (0.096 R)
• M3: 1,113,607 km (0.101 R)
• M4: 1,738,178 km (0.093 R)
• M5: 2,355,119 km (0.025 R)
• M6: 3,254,352 km (0.106 R)
• M7: 3,777,197 km (0.085 R)
• M8: 4,682,114 km (0.091 R)
• M9: 5,089,020 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.8

Radius: 11

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.46 AU - 2.8 AU

Year: 2754 Days

Day: 12.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,499,867 km

• M1: 136,882 km (0.092 R)
• M2: 613,650 km (0.115 R)
• M3: 1,046,288 km (0.099 R)
• M4: 1,467,555 km (0.096 R)
• M5: 2,663,740 km (0.112 R)
• M6: 4,201,606 km (0.078 R)
• M7: 4,928,352 km (0.084 R)
• M8: 5,859,300 km (0.104 R)
• M9: 6,340,855 km (0.116 R)
• M10: 6,685,529 km (0.104 R)
• M11: 7,325,957 km (0.09 R)
• M12: 7,735,556 km (0.035 R)
• M13: 9,157,035 km (0.042 R)
• M14: 10,970,311 km (0.109 R)
• M15: 12,427,843 km (0.082 R)
• M16: 13,181,816 km (0.077 R)
• M17: 14,055,169 km (0.111 R)
• M18: 15,436,855 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.1

Radius: 6.3

Gravity: 18.12 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 11.13 AU - 11.19 AU

Year: 24072 Days

Day: 23.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,499,867 km

• M1: 78,838 km (0.107 R)
• M2: 397,631 km (0.114 R)
• M3: 911,350 km (0.094 R)
• M4: 1,527,843 km (0.119 R)
• M5: 1,976,936 km (0.025 R)
• M6: 2,558,722 km (0.067 R)
• M7: 4,055,897 km (0.052 R)
• M8: 4,651,746 km (0.082 R)
• M9: 4,951,540 km (0.1 R)
• M10: 5,589,874 km (0.063 R)
• M11: 6,192,155 km (0.084 R)
• M12: 6,884,494 km (0.099 R)
• M13: 7,126,394 km (0.041 R)
• M14: 9,746,451 km (0.113 R)
• M15: 15,023,366 km (0.091 R)
• M16: 16,268,170 km (0.11 R)
• M17: 16,611,497 km (0.108 R)
• M18: 20,812,654 km (0.04 R)
• M19: 24,197,456 km (0.081 R)
• M20: 25,097,586 km (0.107 R)
• M21: 30,192,590 km (0.12 R)
• M22: 30,451,095 km (0.036 R)
• M23: 33,669,245 km (0.098 R)
• M24: 33,947,198 km (0.114 R)
• M25: 42,205,898 km (0.073 R)
• M26: 45,512,908 km (0.114 R)
• M27: 49,166,836 km (0.117 R)
• M28: 50,973,679 km (0.085 R)
• M29: 60,880,649 km (0.117 R)
• M30: 63,173,386 km (0.096 R)
• M31: 68,152,452 km (0.119 R)
• M32: 73,620,104 km (0.118 R)
• M33: 75,982,105 km (0.071 R)
• M34: 84,134,590 km (0.106 R)
• M35: 86,195,152 km (0.109 R)
• M36: 86,455,003 km (0.087 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: 310 - 16,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit