🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704

Radius: 14.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.74 AU - 1.2 AU

Year: 617 Days

Day: 6.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,751,538 km

• M1: 178,171 km (0.087 R)
• M2: 832,063 km (0.083 R)
• M3: 1,424,770 km (0.082 R)
• M4: 2,021,666 km (0.06 R)
• M5: 2,547,951 km (0.064 R)
• M6: 3,453,317 km (0.098 R)
• M7: 4,409,397 km (0.063 R)
• M8: 5,625,329 km (0.093 R)
• M9: 6,185,872 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137

Radius: 14.7

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.28 AU - 1.28 AU

Year: 935 Days

Day: 10.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,751,538 km

• M1: 182,809 km (0.097 R)
• M2: 759,658 km (0.119 R)
• M3: 1,711,400 km (0.108 R)
• M4: 2,494,993 km (0.116 R)
• M5: 3,132,579 km (0.092 R)
• M6: 3,839,729 km (0.065 R)
• M7: 4,768,283 km (0.026 R)
• M8: 5,674,696 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.5

Radius: 11.1

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.53 AU - 1.63 AU

Year: 1282 Days

Day: 10.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,751,538 km

• M1: 138,378 km (0.087 R)
• M2: 490,232 km (0.088 R)
• M3: 904,170 km (0.107 R)
• M4: 1,393,654 km (0.062 R)
• M5: 2,407,927 km (0.115 R)
• M6: 2,764,569 km (0.114 R)
• M7: 3,131,233 km (0.066 R)
• M8: 3,572,098 km (0.115 R)
• M9: 4,546,728 km (0.12 R)
• M10: 5,204,360 km (0.114 R)
• M11: 5,556,364 km (0.057 R)
• M12: 6,454,400 km (0.106 R)
• M13: 7,354,531 km (0.093 R)
• M14: 7,822,921 km (0.052 R)

Asteroid Belt

Center: 1.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.7

Radius: 12.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.22 AU - 2.24 AU

Year: 2150 Days

Day: 8.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,751,538 km

• M1: 159,322 km (0.095 R)
• M2: 581,487 km (0.1 R)
• M3: 1,032,375 km (0.109 R)
• M4: 1,646,474 km (0.088 R)
• M5: 2,244,866 km (0.117 R)
• M6: 2,810,944 km (0.103 R)
• M7: 3,438,357 km (0.104 R)
• M8: 4,009,672 km (0.112 R)
• M9: 4,484,196 km (0.091 R)
• M10: 7,873,934 km (0.093 R)
• M11: 9,061,143 km (0.095 R)
• M12: 11,411,924 km (0.098 R)
• M13: 12,449,385 km (0.092 R)
• M14: 13,093,254 km (0.11 R)
• M15: 14,230,198 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.8

Radius: 11.4

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.21 AU - 3.05 AU

Year: 2754 Days

Day: 9.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 67.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,751,538 km

• M1: 141,819 km (0.052 R)
• M2: 707,598 km (0.101 R)
• M3: 1,096,852 km (0.096 R)
• M4: 1,592,769 km (0.09 R)
• M5: 2,432,461 km (0.119 R)
• M6: 2,999,138 km (0.109 R)
• M7: 3,652,282 km (0.081 R)
• M8: 4,357,636 km (0.032 R)
• M9: 6,115,711 km (0.12 R)
• M10: 8,210,978 km (0.094 R)
• M11: 10,195,095 km (0.114 R)
• M12: 13,069,020 km (0.06 R)
• M13: 16,795,802 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266.4

Radius: 6.4

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.89 AU - 9.07 AU

Year: 15944 Days

Day: 17.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,751,538 km

• M1: 80,783 km (0.096 R)
• M2: 293,810 km (0.051 R)
• M3: 559,945 km (0.069 R)
• M4: 824,434 km (0.079 R)
• M5: 1,278,763 km (0.078 R)
• M6: 2,158,697 km (0.112 R)
• M7: 2,995,398 km (0.104 R)
• M8: 3,389,289 km (0.12 R)
• M9: 4,112,894 km (0.06 R)
• M10: 4,452,781 km (0.042 R)
• M11: 4,841,885 km (0.101 R)
• M12: 6,591,133 km (0.042 R)
• M13: 7,176,808 km (0.03 R)
• M14: 7,839,228 km (0.029 R)
• M15: 12,113,688 km (0.095 R)
• M16: 13,475,926 km (0.078 R)
• M17: 15,135,415 km (0.098 R)
• M18: 18,246,303 km (0.11 R)
• M19: 22,876,806 km (0.115 R)
• M20: 24,579,229 km (0.11 R)
• M21: 29,047,269 km (0.034 R)
• M22: 29,667,203 km (0.091 R)
• M23: 33,800,293 km (0.086 R)
• M24: 34,371,158 km (0.056 R)
• M25: 36,241,131 km (0.114 R)
• M26: 39,675,150 km (0.103 R)
• M27: 43,723,119 km (0.029 R)
• M28: 44,128,978 km (0.087 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: 311 - 14,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit