🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.92 AU - 1.12 AU

Year: 378 Days

Day: 33 Hours

Environment

Temp: 17 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.24 AU - 1.98 AU

Year: 750 Days

Day: 30.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,827,665 km

• M1: 92,152 km (0.112 R)
• M2: 521,498 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.8 AU - 3.48 AU

Year: 2043 Days

Day: 45.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,827,665 km

• M1: 972,386 km (0.082 R)

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653

Radius: 9

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.46 AU - 6.7 AU

Year: 4839 Days

Day: 12 Hours

Environment

Temp: -146 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,827,665 km

• M1: 111,899 km (0.119 R)
• M2: 553,662 km (0.03 R)
• M3: 840,441 km (0.056 R)
• M4: 1,951,654 km (0.098 R)
• M5: 3,864,263 km (0.073 R)
• M6: 4,351,054 km (0.085 R)
• M7: 9,019,555 km (0.072 R)
• M8: 9,339,993 km (0.105 R)
• M9: 11,896,172 km (0.109 R)
• M10: 12,576,843 km (0.066 R)
• M11: 12,977,316 km (0.115 R)
• M12: 14,015,675 km (0.038 R)
• M13: 20,737,406 km (0.036 R)
• M14: 21,651,300 km (0.107 R)
• M15: 22,226,952 km (0.098 R)
• M16: 24,554,396 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821

Radius: 8.5

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.82 AU - 11.86 AU

Year: 13101 Days

Day: 13 Hours

Environment

Temp: -179 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,827,665 km

• M1: 105,915 km (0.093 R)
• M2: 389,104 km (0.106 R)
• M3: 669,301 km (0.068 R)
• M4: 946,955 km (0.089 R)
• M5: 1,883,886 km (0.098 R)
• M6: 2,253,243 km (0.069 R)
• M7: 2,828,297 km (0.082 R)
• M8: 3,263,926 km (0.065 R)
• M9: 3,771,512 km (0.104 R)
• M10: 6,586,794 km (0.062 R)
• M11: 6,962,883 km (0.025 R)
• M12: 7,353,483 km (0.046 R)
• M13: 7,667,190 km (0.114 R)
• M14: 9,424,666 km (0.107 R)
• M15: 11,198,897 km (0.075 R)
• M16: 11,494,951 km (0.096 R)
• M17: 12,041,133 km (0.069 R)
• M18: 13,185,108 km (0.081 R)
• M19: 14,469,704 km (0.062 R)
• M20: 15,687,880 km (0.091 R)
• M21: 17,841,491 km (0.114 R)
• M22: 18,821,955 km (0.11 R)
• M23: 20,359,522 km (0.075 R)
• M24: 21,339,388 km (0.096 R)
• M25: 23,489,259 km (0.118 R)
• M26: 25,472,777 km (0.1 R)
• M27: 25,985,599 km (0.054 R)
• M28: 33,783,089 km (0.11 R)
• M29: 34,402,125 km (0.108 R)
• M30: 35,281,461 km (0.099 R)
• M31: 37,479,353 km (0.092 R)
• M32: 38,679,128 km (0.096 R)
• M33: 39,493,090 km (0.104 R)
• M34: 41,719,405 km (0.107 R)
• M35: 42,003,492 km (0.117 R)
• M36: 42,288,775 km (0.061 R)
• M37: 51,953,845 km (0.071 R)
• M38: 55,476,426 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.3

Radius: 8.3

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.22 AU - 12.9 AU

Year: 15374 Days

Day: 5.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,827,665 km

• M1: 104,120 km (0.103 R)
• M2: 432,039 km (0.089 R)
• M3: 710,440 km (0.116 R)
• M4: 1,123,181 km (0.085 R)
• M5: 2,625,891 km (0.119 R)
• M6: 4,305,726 km (0.085 R)
• M7: 5,895,353 km (0.047 R)
• M8: 6,210,107 km (0.099 R)
• M9: 6,907,682 km (0.051 R)
• M10: 7,509,813 km (0.047 R)
• M11: 8,859,186 km (0.12 R)
• M12: 10,916,157 km (0.115 R)
• M13: 11,732,811 km (0.068 R)
• M14: 12,954,278 km (0.108 R)
• M15: 15,707,627 km (0.107 R)
• M16: 16,313,947 km (0.103 R)
• M17: 27,553,385 km (0.059 R)
• M18: 27,903,743 km (0.119 R)
• M19: 29,153,633 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.1

Radius: 4.6

Gravity: 42.16 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 10.12 AU - 16.04 AU

Year: 17365 Days

Day: 21.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,827,665 km

• M1: 57,446 km (0.117 R)
• M2: 251,474 km (0.059 R)
• M3: 428,448 km (0.087 R)
• M4: 600,486 km (0.036 R)
• M5: 1,252,134 km (0.069 R)
• M6: 1,698,385 km (0.026 R)
• M7: 3,001,232 km (0.107 R)
• M8: 3,466,631 km (0.115 R)
• M9: 4,171,088 km (0.062 R)
• M10: 4,893,496 km (0.11 R)
• M11: 6,406,978 km (0.088 R)
• M12: 7,364,853 km (0.077 R)
• M13: 9,390,258 km (0.095 R)
• M14: 12,022,582 km (0.117 R)
• M15: 12,906,108 km (0.073 R)
• M16: 13,978,275 km (0.099 R)
• M17: 15,341,710 km (0.093 R)
• M18: 15,498,339 km (0.111 R)
• M19: 16,791,314 km (0.112 R)
• M20: 19,133,119 km (0.088 R)
• M21: 21,195,475 km (0.099 R)
• M22: 29,093,345 km (0.118 R)
• M23: 31,556,175 km (0.11 R)
• M24: 32,193,013 km (0.091 R)
• M25: 33,888,555 km (0.078 R)
• M26: 36,056,079 km (0.079 R)
• M27: 39,624,886 km (0.111 R)
• M28: 42,028,325 km (0.096 R)
• M29: 42,335,449 km (0.102 R)
• M30: 43,109,768 km (0.06 R)
• M31: 51,730,196 km (0.049 R)
• M32: 52,614,918 km (0.072 R)
• M33: 56,815,177 km (0.115 R)
• M34: 69,667,579 km (0.075 R)
• M35: 71,398,725 km (0.103 R)
• M36: 74,048,852 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.1

Radius: 4.3

Gravity: 48.19 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 12.39 AU - 13.85 AU

Year: 17445 Days

Day: 20.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,827,665 km

• M1: 54,005 km (0.116 R)
• M2: 187,745 km (0.112 R)
• M3: 1,699,133 km (0.118 R)
• M4: 1,901,539 km (0.057 R)
• M5: 2,099,307 km (0.068 R)
• M6: 2,399,400 km (0.063 R)
• M7: 2,654,614 km (0.09 R)
• M8: 3,588,853 km (0.05 R)
• M9: 5,747,999 km (0.09 R)
• M10: 7,381,009 km (0.119 R)
• M11: 8,859,485 km (0.099 R)
• M12: 9,077,898 km (0.066 R)
• M13: 9,928,661 km (0.111 R)
• M14: 10,105,037 km (0.059 R)
• M15: 10,646,581 km (0.096 R)
• M16: 15,854,532 km (0.114 R)
• M17: 43,380,241 km (0.076 R)
• M18: 44,485,620 km (0.104 R)
• M19: 45,771,862 km (0.109 R)
• M20: 58,482,595 km (0.116 R)
• M21: 63,797,209 km (0.05 R)
• M22: 64,610,872 km (0.105 R)
• M23: 65,020,321 km (0.061 R)
• M24: 71,590,061 km (0.034 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 17,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit