🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.1

Radius: 14.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.73 AU - 0.81 AU

Year: 443 Days

Day: 6.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,857,654 km

• M1: 175,329 km (0.085 R)
• M2: 637,885 km (0.113 R)
• M3: 1,247,945 km (0.07 R)
• M4: 1,758,822 km (0.105 R)
• M5: 2,279,423 km (0.063 R)
• M6: 3,755,655 km (0.118 R)
• M7: 4,437,522 km (0.111 R)
• M8: 5,727,953 km (0.026 R)
• M9: 6,365,988 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.1

Radius: 10.3

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.48 AU - 1.56 AU

Year: 1229 Days

Day: 13.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,857,654 km

• M1: 128,056 km (0.073 R)
• M2: 499,956 km (0.067 R)
• M3: 908,059 km (0.067 R)
• M4: 1,410,409 km (0.098 R)
• M5: 1,777,821 km (0.105 R)
• M6: 2,263,865 km (0.098 R)
• M7: 2,648,032 km (0.075 R)
• M8: 3,062,268 km (0.097 R)
• M9: 3,796,495 km (0.12 R)
• M10: 4,772,022 km (0.117 R)
• M11: 6,526,357 km (0.077 R)
• M12: 7,637,420 km (0.1 R)
• M13: 7,973,267 km (0.105 R)
• M14: 8,814,157 km (0.093 R)
• M15: 9,183,963 km (0.065 R)
• M16: 10,169,364 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.7

Radius: 13

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.73 AU - 2.05 AU

Year: 1705 Days

Day: 11.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,857,654 km

• M1: 162,314 km (0.105 R)
• M2: 580,141 km (0.078 R)
• M3: 1,122,134 km (0.099 R)
• M4: 1,555,519 km (0.108 R)
• M5: 2,354,072 km (0.057 R)
• M6: 3,592,593 km (0.054 R)
• M7: 4,177,072 km (0.1 R)
• M8: 4,581,584 km (0.103 R)
• M9: 9,341,190 km (0.079 R)
• M10: 10,520,919 km (0.095 R)
• M11: 11,422,845 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.4

Radius: 12.2

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.09 AU - 2.53 AU

Year: 2303 Days

Day: 7 Hours

Environment

Temp: -204 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,857,654 km

• M1: 152,739 km (0.092 R)
• M2: 589,116 km (0.101 R)
• M3: 974,181 km (0.097 R)
• M4: 1,607,429 km (0.076 R)
• M5: 2,056,073 km (0.063 R)
• M6: 2,826,652 km (0.082 R)
• M7: 3,245,825 km (0.115 R)
• M8: 3,818,934 km (0.092 R)
• M9: 4,565,129 km (0.114 R)
• M10: 6,188,116 km (0.083 R)
• M11: 6,844,103 km (0.067 R)
• M12: 7,576,235 km (0.089 R)
• M13: 7,977,306 km (0.072 R)
• M14: 8,721,556 km (0.07 R)
• M15: 9,196,978 km (0.116 R)
• M16: 11,037,780 km (0.067 R)
• M17: 14,103,489 km (0.032 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.8

Radius: 5

Gravity: 36.23 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.63 AU - 8.05 AU

Year: 14401 Days

Day: 15.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,857,654 km

• M1: 62,532 km (0.06 R)
• M2: 262,395 km (0.081 R)
• M3: 682,914 km (0.078 R)
• M4: 977,323 km (0.087 R)
• M5: 1,533,677 km (0.076 R)
• M6: 1,963,921 km (0.102 R)
• M7: 2,427,525 km (0.051 R)
• M8: 3,111,935 km (0.088 R)
• M9: 3,857,680 km (0.117 R)
• M10: 4,818,398 km (0.076 R)
• M11: 5,063,888 km (0.111 R)
• M12: 5,694,593 km (0.078 R)
• M13: 7,428,881 km (0.06 R)
• M14: 7,709,227 km (0.074 R)
• M15: 8,093,843 km (0.096 R)
• M16: 9,217,772 km (0.091 R)
• M17: 10,211,700 km (0.035 R)
• M18: 11,092,981 km (0.089 R)
• M19: 11,896,771 km (0.077 R)
• M20: 12,410,340 km (0.046 R)
• M21: 16,822,729 km (0.096 R)
• M22: 17,306,230 km (0.061 R)
• M23: 18,812,082 km (0.111 R)
• M24: 19,863,306 km (0.06 R)
• M25: 21,512,623 km (0.076 R)
• M26: 23,152,066 km (0.115 R)
• M27: 23,449,765 km (0.062 R)
• M28: 27,004,510 km (0.085 R)
• M29: 27,334,523 km (0.104 R)
• M30: 30,189,000 km (0.089 R)
• M31: 31,871,228 km (0.119 R)
• M32: 34,252,826 km (0.116 R)
• M33: 36,214,802 km (0.088 R)
• M34: 49,745,780 km (0.067 R)
• M35: 54,676,675 km (0.07 R)
• M36: 63,149,899 km (0.095 R)
• M37: 65,892,477 km (0.058 R)
• M38: 66,091,442 km (0.084 R)
• M39: 66,290,706 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.2

Radius: 6.6

Gravity: 22.41 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.13 AU - 9.25 AU

Year: 15376 Days

Day: 17.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,857,654 km

• M1: 82,129 km (0.069 R)
• M2: 296,353 km (0.043 R)
• M3: 536,608 km (0.108 R)
• M4: 1,329,177 km (0.04 R)
• M5: 1,761,216 km (0.083 R)
• M6: 2,179,192 km (0.102 R)
• M7: 2,853,729 km (0.066 R)
• M8: 3,515,251 km (0.037 R)
• M9: 6,535,781 km (0.112 R)
• M10: 7,439,353 km (0.045 R)
• M11: 8,321,232 km (0.115 R)
• M12: 9,829,029 km (0.041 R)
• M13: 10,527,651 km (0.108 R)
• M14: 11,447,079 km (0.072 R)
• M15: 12,686,947 km (0.094 R)
• M16: 12,959,065 km (0.097 R)
• M17: 13,444,510 km (0.111 R)
• M18: 22,850,327 km (0.091 R)
• M19: 32,722,440 km (0.083 R)
• M20: 35,739,679 km (0.053 R)
• M21: 39,368,026 km (0.079 R)
• M22: 40,531,897 km (0.104 R)
• M23: 43,081,195 km (0.076 R)
• M24: 44,629,682 km (0.029 R)
• M25: 49,162,049 km (0.087 R)
• M26: 54,170,137 km (0.068 R)
• M27: 57,258,286 km (0.115 R)
• M28: 59,128,708 km (0.066 R)
• M29: 59,507,639 km (0.086 R)
• M30: 70,148,835 km (0.117 R)
• M31: 70,573,394 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 18,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit