🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.8

Radius: 10.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.67 AU - 0.99 AU

Year: 513 Days

Day: 6.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,206,111 km

• M1: 131,796 km (0.114 R)
• M2: 467,793 km (0.109 R)
• M3: 871,408 km (0.098 R)
• M4: 1,276,070 km (0.075 R)
• M5: 1,667,567 km (0.104 R)
• M6: 2,004,462 km (0.102 R)
• M7: 2,772,797 km (0.115 R)
• M8: 3,118,966 km (0.084 R)
• M9: 3,472,466 km (0.063 R)
• M10: 3,841,225 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299

Radius: 14.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.74 AU - 1.2 AU

Year: 648 Days

Day: 13.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,206,111 km

• M1: 176,675 km (0.105 R)
• M2: 635,193 km (0.111 R)
• M3: 1,107,772 km (0.03 R)
• M4: 1,997,281 km (0.113 R)
• M5: 2,865,996 km (0.092 R)
• M6: 3,584,814 km (0.043 R)
• M7: 4,040,489 km (0.083 R)
• M8: 4,606,717 km (0.12 R)
• M9: 5,449,701 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 11.7

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.95 AU - 1.19 AU

Year: 751 Days

Day: 11.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,206,111 km

• M1: 145,559 km (0.084 R)
• M2: 875,746 km (0.11 R)
• M3: 1,308,533 km (0.106 R)
• M4: 1,950,008 km (0.101 R)
• M5: 2,414,360 km (0.104 R)
• M6: 2,816,479 km (0.087 R)
• M7: 3,526,171 km (0.025 R)
• M8: 4,653,691 km (0.091 R)
• M9: 6,048,691 km (0.075 R)
• M10: 7,277,039 km (0.108 R)
• M11: 7,656,868 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.2

Radius: 8.4

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.64 AU - 2.2 AU

Year: 1804 Days

Day: 12.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,206,111 km

• M1: 104,569 km (0.052 R)
• M2: 414,685 km (0.062 R)
• M3: 921,523 km (0.104 R)
• M4: 1,226,104 km (0.081 R)
• M5: 1,550,283 km (0.085 R)
• M6: 2,068,191 km (0.109 R)
• M7: 2,374,417 km (0.116 R)
• M8: 3,773,606 km (0.041 R)
• M9: 4,082,825 km (0.112 R)
• M10: 4,389,202 km (0.087 R)
• M11: 5,401,979 km (0.109 R)
• M12: 5,748,298 km (0.081 R)
• M13: 8,088,158 km (0.111 R)
• M14: 9,077,449 km (0.084 R)
• M15: 9,701,721 km (0.116 R)
• M16: 11,219,990 km (0.062 R)
• M17: 11,785,021 km (0.037 R)
• M18: 12,290,063 km (0.099 R)
• M19: 13,260,056 km (0.113 R)
• M20: 13,594,557 km (0.064 R)
• M21: 14,020,462 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107

Radius: 4.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.25 AU - 6.33 AU

Year: 9450 Days

Day: 16.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,206,111 km

• M1: 59,690 km (0.059 R)
• M2: 210,484 km (0.117 R)
• M3: 579,841 km (0.053 R)
• M4: 1,103,583 km (0.055 R)
• M5: 1,324,839 km (0.069 R)
• M6: 3,545,470 km (0.066 R)
• M7: 5,023,347 km (0.071 R)
• M8: 6,084,145 km (0.062 R)
• M9: 7,719,549 km (0.104 R)
• M10: 10,902,094 km (0.111 R)
• M11: 11,424,490 km (0.115 R)
• M12: 14,862,698 km (0.087 R)
• M13: 19,622,753 km (0.091 R)
• M14: 20,656,773 km (0.113 R)
• M15: 22,483,214 km (0.064 R)
• M16: 24,341,070 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.2

Radius: 7.7

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.59 AU - 8.17 AU

Year: 13598 Days

Day: 21.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,206,111 km

• M1: 107,860 km (0.028 R)
• M2: 961,316 km (0.049 R)
• M3: 1,248,843 km (0.072 R)
• M4: 3,046,261 km (0.104 R)
• M5: 4,701,113 km (0.062 R)
• M6: 6,511,696 km (0.096 R)
• M7: 8,038,642 km (0.1 R)
• M8: 10,686,225 km (0.099 R)
• M9: 13,592,163 km (0.111 R)
• M10: 16,364,661 km (0.055 R)
• M11: 17,559,200 km (0.067 R)
• M12: 21,786,686 km (0.077 R)
• M13: 23,857,270 km (0.114 R)
• M14: 25,390,798 km (0.088 R)
• M15: 32,280,229 km (0.042 R)

Asteroid Belt

Center: 8.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.7

Radius: 4.2

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.27 AU - 10.55 AU

Year: 19578 Days

Day: 16.8 Hours

Environment

Temp: -244 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,206,111 km

• M1: 52,210 km (0.088 R)
• M2: 190,139 km (0.083 R)
• M3: 418,276 km (0.092 R)
• M4: 1,325,437 km (0.094 R)
• M5: 1,456,934 km (0.114 R)
• M6: 5,599,897 km (0.093 R)
• M7: 6,381,097 km (0.061 R)
• M8: 10,546,051 km (0.066 R)
• M9: 11,235,997 km (0.079 R)
• M10: 13,732,337 km (0.107 R)
• M11: 18,395,901 km (0.095 R)
• M12: 34,657,040 km (0.098 R)
• M13: 35,352,221 km (0.091 R)
• M14: 43,757,228 km (0.111 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: 491 - 11,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit