🌌 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: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.5

Radius: 9.2

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.6 AU - 0.7 AU

Year: 355 Days

Day: 6.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,804,607 km

• M1: 114,442 km (0.1 R)
• M2: 411,394 km (0.115 R)
• M3: 699,071 km (0.099 R)
• M4: 1,007,093 km (0.109 R)
• M5: 1,319,603 km (0.076 R)
• M6: 2,255,337 km (0.094 R)
• M7: 2,742,877 km (0.07 R)
• M8: 3,074,386 km (0.092 R)
• M9: 3,444,042 km (0.061 R)
• M10: 3,734,561 km (0.045 R)
• M11: 4,054,252 km (0.031 R)
• M12: 4,392,044 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.1

Radius: 14.5

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.77 AU - 1.24 AU

Year: 678 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,804,607 km

• M1: 180,265 km (0.092 R)
• M2: 683,513 km (0.116 R)
• M3: 1,152,502 km (0.119 R)
• M4: 1,611,468 km (0.1 R)
• M5: 2,335,372 km (0.118 R)
• M6: 2,826,801 km (0.091 R)
• M7: 3,321,821 km (0.03 R)
• M8: 3,875,034 km (0.055 R)
• M9: 4,787,132 km (0.118 R)
• M10: 6,133,812 km (0.034 R)
• M11: 6,670,419 km (0.059 R)
• M12: 7,193,414 km (0.101 R)
• M13: 7,814,544 km (0.112 R)
• M14: 8,471,279 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.9

Radius: 9.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.42 AU - 3.44 AU

Year: 3402 Days

Day: 6.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,804,607 km

• M1: 123,119 km (0.112 R)
• M2: 688,001 km (0.106 R)
• M3: 1,253,331 km (0.117 R)
• M4: 1,610,421 km (0.085 R)
• M5: 2,083,450 km (0.104 R)
• M6: 3,195,261 km (0.08 R)
• M7: 4,791,171 km (0.056 R)
• M8: 5,824,294 km (0.082 R)
• M9: 6,752,698 km (0.051 R)
• M10: 7,540,780 km (0.04 R)
• M11: 9,468,498 km (0.045 R)
• M12: 12,222,894 km (0.07 R)
• M13: 14,679,141 km (0.112 R)
• M14: 15,423,840 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.8

Radius: 11.5

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.89 AU - 4.67 AU

Year: 4985 Days

Day: 7.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,804,607 km

• M1: 143,016 km (0.082 R)
• M2: 720,314 km (0.091 R)
• M3: 1,078,900 km (0.062 R)
• M4: 2,012,989 km (0.101 R)
• M5: 2,517,882 km (0.102 R)
• M6: 3,382,557 km (0.11 R)
• M7: 4,124,114 km (0.099 R)
• M8: 7,559,779 km (0.117 R)
• M9: 8,139,321 km (0.084 R)
• M10: 8,670,543 km (0.043 R)
• M11: 9,887,073 km (0.09 R)
• M12: 11,214,156 km (0.098 R)
• M13: 12,065,367 km (0.079 R)
• M14: 13,790,231 km (0.045 R)
• M15: 15,731,862 km (0.093 R)
• M16: 17,975,979 km (0.103 R)
• M17: 18,747,456 km (0.118 R)
• M18: 20,425,495 km (0.118 R)
• M19: 26,303,794 km (0.076 R)
• M20: 26,715,038 km (0.049 R)
• M21: 29,186,096 km (0.06 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 17,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit