🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.9

Radius: 14

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.84 AU - 1.38 AU

Year: 780 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,111,601 km

• M1: 186,997 km (0.078 R)
• M2: 649,404 km (0.115 R)
• M3: 1,308,981 km (0.102 R)
• M4: 1,797,718 km (0.092 R)
• M5: 2,296,926 km (0.034 R)
• M6: 2,900,254 km (0.113 R)
• M7: 3,457,955 km (0.073 R)
• M8: 4,414,783 km (0.112 R)
• M9: 5,422,474 km (0.11 R)
• M10: 6,053,627 km (0.098 R)
• M11: 6,539,821 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.6

Radius: 11.3

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.52 AU - 1.94 AU

Year: 1517 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,111,601 km

• M1: 140,472 km (0.101 R)
• M2: 516,262 km (0.117 R)
• M3: 938,278 km (0.114 R)
• M4: 1,506,301 km (0.113 R)
• M5: 2,553,935 km (0.104 R)
• M6: 3,201,095 km (0.05 R)
• M7: 4,714,128 km (0.053 R)
• M8: 6,064,698 km (0.094 R)
• M9: 7,608,249 km (0.061 R)
• M10: 8,782,592 km (0.098 R)
• M11: 10,104,139 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 14.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.44 AU - 2.18 AU

Year: 1624 Days

Day: 9.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,111,601 km

• M1: 180,864 km (0.114 R)
• M2: 710,141 km (0.106 R)
• M3: 1,176,438 km (0.094 R)
• M4: 1,667,119 km (0.062 R)
• M5: 2,142,690 km (0.107 R)
• M6: 3,251,061 km (0.113 R)
• M7: 3,829,107 km (0.108 R)
• M8: 4,455,773 km (0.115 R)
• M9: 5,065,085 km (0.101 R)
• M10: 5,524,350 km (0.081 R)
• M11: 6,352,225 km (0.107 R)
• M12: 6,887,785 km (0.057 R)
• M13: 8,137,675 km (0.118 R)
• M14: 9,403,722 km (0.115 R)
• M15: 9,898,442 km (0.087 R)
• M16: 10,445,372 km (0.061 R)
• M17: 11,414,018 km (0.08 R)
• M18: 12,402,711 km (0.098 R)
• M19: 12,958,317 km (0.108 R)
• M20: 13,697,031 km (0.111 R)
• M21: 14,463,721 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.6

Radius: 6.1

Gravity: 11.09 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.8 AU - 6.28 AU

Year: 9899 Days

Day: 15.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,111,601 km

• M1: 138,528 km (0.075 R)
• M2: 421,567 km (0.081 R)
• M3: 831,166 km (0.078 R)
• M4: 1,159,383 km (0.061 R)
• M5: 1,504,955 km (0.083 R)
• M6: 1,767,200 km (0.065 R)
• M7: 1,979,629 km (0.107 R)
• M8: 2,175,303 km (0.109 R)
• M9: 2,383,842 km (0.111 R)
• M10: 2,586,846 km (0.043 R)
• M11: 3,333,789 km (0.104 R)
• M12: 3,636,126 km (0.115 R)
• M13: 3,956,714 km (0.118 R)
• M14: 4,404,012 km (0.087 R)
• M15: 4,654,139 km (0.112 R)
• M16: 6,465,620 km (0.076 R)
• M17: 8,234,465 km (0.096 R)
• M18: 8,529,323 km (0.12 R)
• M19: 8,831,211 km (0.079 R)
• M20: 9,274,769 km (0.078 R)
• M21: 10,206,464 km (0.119 R)
• M22: 13,088,168 km (0.109 R)
• M23: 14,683,480 km (0.063 R)
• M24: 18,325,889 km (0.108 R)
• M25: 21,880,783 km (0.057 R)
• M26: 23,188,717 km (0.048 R)
• M27: 25,071,107 km (0.103 R)
• M28: 26,502,460 km (0.117 R)
• M29: 28,462,640 km (0.1 R)
• M30: 28,750,317 km (0.113 R)
• M31: 31,632,320 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.7

Radius: 7.2

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.65 AU - 10.69 AU

Year: 17024 Days

Day: 21.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,111,601 km

• M1: 215,421 km (0.089 R)
• M2: 488,287 km (0.108 R)
• M3: 929,452 km (0.115 R)
• M4: 1,645,577 km (0.087 R)
• M5: 2,000,872 km (0.096 R)
• M6: 2,325,200 km (0.076 R)
• M7: 2,912,371 km (0.065 R)
• M8: 3,434,169 km (0.045 R)
• M9: 7,019,880 km (0.112 R)
• M10: 7,544,819 km (0.078 R)
• M11: 8,237,607 km (0.061 R)
• M12: 11,260,082 km (0.059 R)
• M13: 12,538,396 km (0.087 R)
• M14: 13,978,425 km (0.085 R)
• M15: 17,418,278 km (0.085 R)
• M16: 18,955,995 km (0.107 R)
• M17: 19,886,494 km (0.102 R)
• M18: 30,466,055 km (0.089 R)
• M19: 31,506,808 km (0.12 R)
• M20: 39,193,445 km (0.076 R)
• M21: 40,839,770 km (0.12 R)
• M22: 41,679,912 km (0.079 R)
• M23: 46,205,397 km (0.068 R)
• M24: 48,508,157 km (0.113 R)
• M25: 53,841,470 km (0.071 R)
• M26: 54,176,719 km (0.08 R)
• M27: 56,389,870 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 604.2

Radius: 4.5

Gravity: 29.84 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.18 AU - 12.28 AU

Year: 23438 Days

Day: 22.4 Hours

Environment

Temp: -246 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,111,601 km

• M1: 59,091 km (0.092 R)
• M2: 381,774 km (0.107 R)
• M3: 611,855 km (0.049 R)
• M4: 991,535 km (0.104 R)
• M5: 2,222,725 km (0.091 R)
• M6: 3,185,836 km (0.087 R)
• M7: 3,442,696 km (0.041 R)
• M8: 3,651,684 km (0.05 R)
• M9: 8,258,401 km (0.09 R)
• M10: 9,303,192 km (0.1 R)
• M11: 12,055,045 km (0.092 R)
• M12: 15,545,912 km (0.091 R)
• M13: 19,844,906 km (0.051 R)
• M14: 21,304,233 km (0.056 R)
• M15: 24,108,445 km (0.079 R)
• M16: 27,977,345 km (0.116 R)
• M17: 35,078,606 km (0.098 R)
• M18: 41,245,928 km (0.075 R)
• M19: 43,612,716 km (0.116 R)
• M20: 54,356,835 km (0.116 R)
• M21: 56,239,973 km (0.035 R)
• M22: 57,390,530 km (0.071 R)
• M23: 77,991,354 km (0.058 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 15,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit