🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.6

Radius: 10.7

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.54 AU - 0.78 AU

Year: 364 Days

Day: 12.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,533,458 km

• M1: 133,142 km (0.09 R)
• M2: 472,879 km (0.111 R)
• M3: 850,015 km (0.093 R)
• M4: 1,313,320 km (0.04 R)
• M5: 1,672,205 km (0.083 R)
• M6: 2,034,381 km (0.12 R)
• M7: 2,520,874 km (0.111 R)
• M8: 2,981,336 km (0.038 R)
• M9: 4,382,769 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.3

Radius: 8.2

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.58 AU - 0.78 AU

Year: 380 Days

Day: 9.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,533,458 km

• M1: 102,026 km (0.099 R)
• M2: 471,233 km (0.051 R)
• M3: 846,275 km (0.096 R)
• M4: 1,507,049 km (0.032 R)
• M5: 2,133,116 km (0.116 R)
• M6: 2,758,884 km (0.096 R)
• M7: 3,101,164 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.7

Radius: 13.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.46 AU - 2.08 AU

Year: 1597 Days

Day: 8.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,533,458 km

• M1: 167,849 km (0.117 R)
• M2: 844,031 km (0.1 R)
• M3: 1,305,690 km (0.11 R)
• M4: 1,866,682 km (0.115 R)
• M5: 3,421,602 km (0.072 R)
• M6: 6,644,539 km (0.089 R)
• M7: 8,008,124 km (0.112 R)
• M8: 8,561,187 km (0.094 R)
• M9: 9,233,480 km (0.059 R)
• M10: 11,247,217 km (0.102 R)
• M11: 12,395,380 km (0.062 R)
• M12: 13,216,673 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.5

Radius: 11.7

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.69 AU - 2.69 AU

Year: 2198 Days

Day: 10.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,533,458 km

• M1: 145,559 km (0.103 R)
• M2: 514,916 km (0.101 R)
• M3: 921,972 km (0.065 R)
• M4: 1,294,620 km (0.099 R)
• M5: 1,675,047 km (0.07 R)
• M6: 2,057,719 km (0.092 R)
• M7: 2,499,481 km (0.063 R)
• M8: 2,910,576 km (0.109 R)
• M9: 3,315,837 km (0.08 R)
• M10: 3,721,845 km (0.089 R)
• M11: 5,031,276 km (0.095 R)
• M12: 5,449,850 km (0.05 R)
• M13: 6,357,311 km (0.056 R)
• M14: 7,333,587 km (0.098 R)
• M15: 8,998,462 km (0.112 R)
• M16: 9,547,336 km (0.068 R)
• M17: 12,010,315 km (0.068 R)
• M18: 12,465,542 km (0.07 R)
• M19: 12,889,353 km (0.044 R)
• M20: 15,589,145 km (0.065 R)
• M21: 17,726,899 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.7

Radius: 4.8

Gravity: 28.55 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.41 AU - 11.29 AU

Year: 19391 Days

Day: 19 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,533,458 km

• M1: 59,690 km (0.04 R)
• M2: 210,185 km (0.063 R)
• M3: 474,076 km (0.089 R)
• M4: 1,427,014 km (0.106 R)
• M5: 4,187,544 km (0.052 R)
• M6: 6,577,968 km (0.077 R)
• M7: 6,980,685 km (0.1 R)
• M8: 7,305,014 km (0.116 R)
• M9: 7,542,874 km (0.091 R)
• M10: 7,835,039 km (0.082 R)
• M11: 8,598,437 km (0.108 R)
• M12: 9,522,204 km (0.114 R)
• M13: 10,630,873 km (0.042 R)
• M14: 11,247,815 km (0.12 R)
• M15: 11,693,617 km (0.119 R)
• M16: 11,888,244 km (0.111 R)
• M17: 14,395,354 km (0.113 R)
• M18: 18,872,519 km (0.072 R)
• M19: 22,059,104 km (0.09 R)
• M20: 24,512,658 km (0.11 R)
• M21: 26,024,794 km (0.031 R)
• M22: 26,356,751 km (0.075 R)
• M23: 29,114,738 km (0.079 R)
• M24: 30,563,144 km (0.09 R)
• M25: 32,058,973 km (0.104 R)
• M26: 33,864,919 km (0.091 R)
• M27: 47,778,119 km (0.091 R)
• M28: 52,031,187 km (0.107 R)
• M29: 53,265,818 km (0.057 R)
• M30: 55,793,274 km (0.118 R)
• M31: 61,085,897 km (0.113 R)
• M32: 63,853,308 km (0.039 R)
• M33: 65,267,905 km (0.08 R)
• M34: 68,579,404 km (0.12 R)
• M35: 69,424,482 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 17,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit