🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.5

Radius: 12.2

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.22 AU - 3.58 AU

Year: 2237 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,300,375 km

• M1: 151,842 km (0.096 R)
• M2: 535,710 km (0.043 R)
• M3: 915,090 km (0.098 R)
• M4: 1,310,178 km (0.116 R)
• M5: 2,009,399 km (0.072 R)
• M6: 2,508,756 km (0.035 R)
• M7: 3,667,541 km (0.106 R)
• M8: 5,638,493 km (0.117 R)
• M9: 6,073,524 km (0.05 R)
• M10: 6,924,736 km (0.05 R)
• M11: 9,996,579 km (0.044 R)
• M12: 10,483,071 km (0.04 R)
• M13: 11,584,859 km (0.062 R)
• M14: 12,290,662 km (0.068 R)
• M15: 12,718,961 km (0.087 R)
• M16: 17,355,148 km (0.083 R)
• M17: 18,279,513 km (0.086 R)
• M18: 19,122,049 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.1

Radius: 14.7

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.53 AU - 5.67 AU

Year: 4470 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,300,375 km

• M1: 182,809 km (0.067 R)
• M2: 742,753 km (0.069 R)
• M3: 1,297,762 km (0.098 R)
• M4: 1,959,882 km (0.111 R)
• M5: 2,725,374 km (0.12 R)
• M6: 4,402,665 km (0.076 R)
• M7: 5,239,516 km (0.117 R)
• M8: 5,752,038 km (0.041 R)
• M9: 6,238,979 km (0.057 R)
• M10: 7,005,369 km (0.112 R)
• M11: 7,868,250 km (0.037 R)
• M12: 8,838,392 km (0.116 R)
• M13: 11,279,231 km (0.083 R)
• M14: 12,560,088 km (0.09 R)
• M15: 16,870,152 km (0.074 R)
• M16: 17,574,459 km (0.068 R)
• M17: 21,461,759 km (0.057 R)
• M18: 23,352,676 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346

Radius: 13.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.69 AU - 8.05 AU

Year: 9064 Days

Day: 9.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 23,300,375 km

• M1: 167,998 km (0.12 R)
• M2: 691,142 km (0.102 R)
• M3: 1,654,702 km (0.054 R)
• M4: 2,938,401 km (0.117 R)
• M5: 3,654,227 km (0.118 R)
• M6: 4,328,914 km (0.117 R)
• M7: 5,229,493 km (0.084 R)
• M8: 6,088,484 km (0.082 R)
• M9: 7,777,743 km (0.073 R)
• M10: 8,405,156 km (0.118 R)
• M11: 8,855,745 km (0.075 R)
• M12: 9,409,257 km (0.095 R)
• M13: 11,307,804 km (0.113 R)
• M14: 13,672,797 km (0.088 R)
• M15: 16,990,279 km (0.075 R)
• M16: 18,387,673 km (0.106 R)
• M17: 19,149,724 km (0.037 R)
• M18: 22,723,468 km (0.093 R)
• M19: 23,925,786 km (0.068 R)
• M20: 27,250,299 km (0.111 R)
• M21: 27,968,369 km (0.033 R)
• M22: 29,819,194 km (0.075 R)
• M23: 33,558,393 km (0.084 R)
• M24: 35,116,754 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.3

Radius: 3

Gravity: 27.59 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 11.59 AU - 13.93 AU

Year: 20650 Days

Day: 19.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 23,300,375 km

• M1: 37,250 km (0.073 R)
• M2: 161,865 km (0.116 R)
• M3: 371,152 km (0.051 R)
• M4: 756,068 km (0.113 R)
• M5: 1,151,754 km (0.118 R)
• M6: 1,305,989 km (0.085 R)
• M7: 1,687,165 km (0.102 R)
• M8: 2,100,803 km (0.101 R)
• M9: 2,194,900 km (0.107 R)
• M10: 2,797,331 km (0.094 R)
• M11: 4,199,362 km (0.036 R)
• M12: 5,017,064 km (0.102 R)
• M13: 6,552,985 km (0.12 R)
• M14: 8,235,961 km (0.077 R)
• M15: 10,621,150 km (0.098 R)
• M16: 11,354,030 km (0.115 R)
• M17: 11,527,862 km (0.1 R)
• M18: 14,419,888 km (0.099 R)
• M19: 14,829,487 km (0.055 R)
• M20: 16,620,024 km (0.082 R)
• M21: 20,196,461 km (0.076 R)
• M22: 20,795,151 km (0.081 R)
• M23: 22,027,987 km (0.062 R)
• M24: 23,777,834 km (0.083 R)
• M25: 24,832,050 km (0.076 R)
• M26: 25,817,152 km (0.025 R)
• M27: 26,319,352 km (0.088 R)
• M28: 29,688,595 km (0.101 R)
• M29: 29,798,250 km (0.094 R)
• M30: 30,685,515 km (0.108 R)
• M31: 40,952,268 km (0.055 R)
• M32: 42,882,678 km (0.111 R)
• M33: 44,872,929 km (0.067 R)
• M34: 48,578,617 km (0.072 R)
• M35: 49,189,874 km (0.114 R)
• M36: 53,288,258 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.9

Radius: 4.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 10.56 AU - 15.22 AU

Year: 20966 Days

Day: 22.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,300,375 km

• M1: 51,013 km (0.08 R)
• M2: 182,061 km (0.083 R)
• M3: 498,460 km (0.083 R)
• M4: 812,765 km (0.039 R)
• M5: 1,013,974 km (0.116 R)
• M6: 1,172,249 km (0.112 R)
• M7: 1,584,092 km (0.036 R)
• M8: 2,803,015 km (0.107 R)
• M9: 3,877,128 km (0.107 R)
• M10: 4,753,472 km (0.113 R)
• M11: 10,582,553 km (0.086 R)
• M12: 11,383,800 km (0.073 R)
• M13: 17,169,796 km (0.049 R)
• M14: 17,341,086 km (0.109 R)
• M15: 21,467,594 km (0.043 R)
• M16: 23,161,191 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 15,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit