🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.2

Radius: 10.5

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.88 AU - 0.92 AU

Year: 560 Days

Day: 15 Hours

Environment

Temp: -159 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 54,078,221 km

• M1: 130,898 km (0.067 R)
• M2: 523,892 km (0.106 R)
• M3: 988,094 km (0.085 R)
• M4: 1,381,237 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.8

Radius: 9.5

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.29 AU - 2.11 AU

Year: 1454 Days

Day: 14.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,078,221 km

• M1: 118,182 km (0.107 R)
• M2: 478,713 km (0.091 R)
• M3: 831,166 km (0.037 R)
• M4: 1,152,203 km (0.087 R)
• M5: 1,889,720 km (0.041 R)
• M6: 2,331,782 km (0.098 R)
• M7: 3,975,863 km (0.095 R)
• M8: 4,311,111 km (0.031 R)
• M9: 4,645,014 km (0.093 R)
• M10: 4,954,083 km (0.119 R)
• M11: 5,822,648 km (0.056 R)
• M12: 6,158,196 km (0.111 R)
• M13: 6,815,529 km (0.105 R)
• M14: 7,215,704 km (0.044 R)
• M15: 7,575,187 km (0.088 R)
• M16: 8,390,047 km (0.117 R)
• M17: 9,555,115 km (0.062 R)
• M18: 10,091,124 km (0.071 R)
• M19: 12,955,325 km (0.088 R)
• M20: 13,445,857 km (0.098 R)
• M21: 14,420,786 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 10.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.5 AU - 3.1 AU

Year: 3074 Days

Day: 14.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,078,221 km

• M1: 129,402 km (0.109 R)
• M2: 469,438 km (0.101 R)
• M3: 926,160 km (0.046 R)
• M4: 1,357,750 km (0.093 R)
• M5: 2,030,492 km (0.068 R)
• M6: 2,818,873 km (0.09 R)
• M7: 4,400,122 km (0.065 R)
• M8: 4,834,854 km (0.115 R)
• M9: 5,179,527 km (0.086 R)
• M10: 6,531,892 km (0.108 R)
• M11: 7,305,163 km (0.119 R)
• M12: 8,234,615 km (0.083 R)
• M13: 10,669,619 km (0.036 R)
• M14: 15,985,131 km (0.074 R)
• M15: 18,587,535 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.1

Radius: 10.4

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.52 AU - 3.7 AU

Year: 4500 Days

Day: 7.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,078,221 km

• M1: 129,402 km (0.093 R)
• M2: 460,911 km (0.11 R)
• M3: 1,040,752 km (0.094 R)
• M4: 1,836,613 km (0.115 R)
• M5: 2,320,413 km (0.101 R)
• M6: 2,997,493 km (0.047 R)
• M7: 4,091,651 km (0.106 R)
• M8: 4,493,920 km (0.111 R)
• M9: 4,948,548 km (0.073 R)
• M10: 5,378,193 km (0.119 R)
• M11: 6,916,957 km (0.11 R)
• M12: 7,841,322 km (0.118 R)
• M13: 10,359,503 km (0.11 R)
• M14: 10,752,347 km (0.05 R)
• M15: 11,567,955 km (0.091 R)
• M16: 12,719,110 km (0.108 R)
• M17: 13,119,284 km (0.062 R)
• M18: 14,532,236 km (0.091 R)
• M19: 15,756,545 km (0.105 R)
• M20: 17,108,760 km (0.102 R)
• M21: 17,968,948 km (0.103 R)
• M22: 21,417,329 km (0.073 R)
• M23: 21,841,588 km (0.098 R)
• M24: 25,441,063 km (0.114 R)
• M25: 26,561,102 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.1

Radius: 5.5

Gravity: 28.04 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.96 AU - 9.58 AU

Year: 15602 Days

Day: 23.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,078,221 km

• M1: 68,516 km (0.073 R)
• M2: 262,245 km (0.089 R)
• M3: 856,298 km (0.095 R)
• M4: 1,136,196 km (0.087 R)
• M5: 1,522,607 km (0.103 R)
• M6: 1,720,675 km (0.099 R)
• M7: 3,162,798 km (0.097 R)
• M8: 3,657,818 km (0.072 R)
• M9: 6,041,061 km (0.063 R)
• M10: 7,203,885 km (0.066 R)
• M11: 8,662,614 km (0.033 R)
• M12: 11,765,424 km (0.114 R)
• M13: 15,614,128 km (0.106 R)
• M14: 21,435,281 km (0.047 R)
• M15: 24,304,867 km (0.098 R)
• M16: 32,514,648 km (0.115 R)
• M17: 34,430,249 km (0.12 R)
• M18: 36,826,807 km (0.118 R)
• M19: 42,246,738 km (0.087 R)
• M20: 42,846,326 km (0.044 R)
• M21: 43,756,480 km (0.074 R)
• M22: 44,062,706 km (0.087 R)
• M23: 47,364,930 km (0.109 R)
• M24: 49,822,075 km (0.113 R)
• M25: 60,501,568 km (0.094 R)
• M26: 68,203,464 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.2

Radius: 3.6

Gravity: 17.07 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 10.02 AU - 10.2 AU

Year: 21088 Days

Day: 22.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,078,221 km

• M1: 45,179 km (0.12 R)
• M2: 163,510 km (0.087 R)
• M3: 763,996 km (0.102 R)
• M4: 1,168,509 km (0.107 R)
• M5: 2,302,461 km (0.083 R)
• M6: 3,324,513 km (0.093 R)
• M7: 4,401,020 km (0.091 R)
• M8: 4,554,058 km (0.081 R)
• M9: 6,440,787 km (0.062 R)
• M10: 13,173,289 km (0.111 R)
• M11: 20,212,617 km (0.116 R)
• M12: 23,951,965 km (0.063 R)
• M13: 42,948,501 km (0.115 R)
• M14: 43,928,966 km (0.056 R)
• M15: 49,207,228 km (0.097 R)
• M16: 50,589,961 km (0.09 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: 163 - 16,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit