🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.41 AU - 0.63 AU

Year: 170 Days

Day: 36.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.89 AU - 1.01 AU

Year: 419 Days

Day: 14.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,725,411 km

• M1: 119,828 km (0.055 R)

Asteroid Belt

Center: 1.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.04 AU - 2.34 AU

Year: 1468 Days

Day: 19.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,725,411 km

• M1: 123,717 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 13.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.43 AU - 2.75 AU

Year: 1888 Days

Day: 14.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,725,411 km

• M1: 170,392 km (0.103 R)
• M2: 765,792 km (0.119 R)
• M3: 1,752,689 km (0.058 R)
• M4: 2,222,426 km (0.097 R)
• M5: 2,776,985 km (0.114 R)
• M6: 3,557,437 km (0.082 R)
• M7: 4,187,693 km (0.12 R)
• M8: 4,807,328 km (0.097 R)
• M9: 5,887,275 km (0.114 R)
• M10: 8,650,198 km (0.114 R)
• M11: 9,424,666 km (0.111 R)
• M12: 9,897,395 km (0.092 R)
• M13: 10,492,795 km (0.109 R)
• M14: 15,867,098 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.6

Radius: 14.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.38 AU - 4.54 AU

Year: 3570 Days

Day: 8.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,725,411 km

• M1: 184,005 km (0.077 R)
• M2: 670,647 km (0.08 R)
• M3: 1,261,409 km (0.067 R)
• M4: 1,783,057 km (0.113 R)
• M5: 2,603,153 km (0.104 R)
• M6: 4,038,395 km (0.03 R)
• M7: 4,669,548 km (0.103 R)
• M8: 5,295,615 km (0.1 R)
• M9: 6,028,196 km (0.047 R)
• M10: 6,580,661 km (0.06 R)
• M11: 7,517,443 km (0.072 R)
• M12: 8,096,237 km (0.11 R)
• M13: 9,412,399 km (0.103 R)
• M14: 10,489,952 km (0.086 R)
• M15: 12,217,359 km (0.075 R)
• M16: 13,236,270 km (0.114 R)
• M17: 14,310,981 km (0.05 R)
• M18: 16,280,587 km (0.117 R)
• M19: 17,148,105 km (0.112 R)
• M20: 17,885,622 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.5

Radius: 9.3

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.95 AU - 5.55 AU

Year: 5450 Days

Day: 5.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,725,411 km

• M1: 115,639 km (0.086 R)
• M2: 416,929 km (0.093 R)
• M3: 953,387 km (0.028 R)
• M4: 1,650,364 km (0.112 R)
• M5: 2,209,710 km (0.111 R)
• M6: 2,558,124 km (0.107 R)
• M7: 2,890,680 km (0.061 R)
• M8: 3,405,296 km (0.086 R)
• M9: 3,767,473 km (0.083 R)
• M10: 4,088,959 km (0.094 R)
• M11: 7,696,511 km (0.11 R)
• M12: 11,087,446 km (0.059 R)
• M13: 13,156,983 km (0.087 R)
• M14: 17,041,591 km (0.1 R)
• M15: 18,165,669 km (0.085 R)
• M16: 18,530,688 km (0.109 R)
• M17: 19,719,094 km (0.036 R)
• M18: 20,758,500 km (0.098 R)
• M19: 21,902,624 km (0.077 R)
• M20: 23,805,360 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.4

Radius: 6.8

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.86 AU - 14.3 AU

Year: 17852 Days

Day: 24.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,725,411 km

• M1: 84,523 km (0.077 R)
• M2: 948,899 km (0.063 R)
• M3: 1,277,715 km (0.055 R)
• M4: 1,600,248 km (0.12 R)
• M5: 2,326,396 km (0.11 R)
• M6: 2,904,742 km (0.061 R)
• M7: 3,946,541 km (0.032 R)
• M8: 4,187,843 km (0.07 R)
• M9: 6,656,507 km (0.094 R)
• M10: 6,999,385 km (0.071 R)
• M11: 7,535,544 km (0.119 R)
• M12: 8,995,918 km (0.079 R)
• M13: 10,236,533 km (0.074 R)
• M14: 14,142,085 km (0.042 R)
• M15: 14,925,529 km (0.08 R)
• M16: 16,813,155 km (0.065 R)
• M17: 20,066,909 km (0.053 R)
• M18: 25,646,311 km (0.096 R)
• M19: 27,568,045 km (0.092 R)
• M20: 30,160,576 km (0.085 R)
• M21: 32,178,203 km (0.091 R)
• M22: 39,181,627 km (0.115 R)
• M23: 49,361,463 km (0.05 R)
• M24: 50,336,243 km (0.11 R)
• M25: 55,054,859 km (0.117 R)
• M26: 56,279,018 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.4

Radius: 7.9

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 11.88 AU - 14.72 AU

Year: 21974 Days

Day: 23.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,725,411 km

• M1: 98,735 km (0.099 R)
• M2: 426,204 km (0.077 R)
• M3: 4,477,165 km (0.118 R)
• M4: 5,326,731 km (0.082 R)
• M5: 6,634,666 km (0.03 R)
• M6: 7,780,735 km (0.086 R)
• M7: 8,283,533 km (0.117 R)
• M8: 10,350,677 km (0.082 R)
• M9: 10,624,291 km (0.085 R)
• M10: 14,499,474 km (0.062 R)
• M11: 14,981,030 km (0.106 R)
• M12: 15,903,600 km (0.088 R)
• M13: 18,655,453 km (0.109 R)
• M14: 19,390,128 km (0.109 R)
• M15: 21,620,632 km (0.109 R)
• M16: 23,826,453 km (0.067 R)
• M17: 31,795,382 km (0.054 R)
• M18: 37,519,894 km (0.107 R)
• M19: 38,820,647 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.3

Radius: 4.8

Gravity: 40.64 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 12.15 AU - 16.17 AU

Year: 24140 Days

Day: 19.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 95,725,411 km

• M1: 59,839 km (0.078 R)
• M2: 351,405 km (0.098 R)
• M3: 645,964 km (0.087 R)
• M4: 958,324 km (0.09 R)
• M5: 1,208,601 km (0.119 R)
• M6: 1,432,400 km (0.098 R)
• M7: 2,205,073 km (0.072 R)
• M8: 3,078,425 km (0.075 R)
• M9: 3,560,579 km (0.115 R)
• M10: 4,022,388 km (0.108 R)
• M11: 6,321,108 km (0.116 R)
• M12: 6,847,992 km (0.044 R)
• M13: 8,264,534 km (0.115 R)
• M14: 9,554,816 km (0.113 R)
• M15: 12,601,077 km (0.091 R)
• M16: 13,203,059 km (0.066 R)
• M17: 16,150,287 km (0.098 R)
• M18: 18,919,044 km (0.094 R)
• M19: 25,730,235 km (0.073 R)
• M20: 25,969,742 km (0.117 R)
• M21: 31,350,328 km (0.069 R)
• M22: 31,623,643 km (0.112 R)
• M23: 32,732,613 km (0.087 R)
• M24: 33,581,281 km (0.035 R)
• M25: 36,065,055 km (0.092 R)
• M26: 38,356,146 km (0.111 R)
• M27: 38,512,326 km (0.097 R)
• M28: 49,408,886 km (0.07 R)
• M29: 59,434,636 km (0.107 R)
• M30: 67,956,778 km (0.115 R)
• M31: 69,336,070 km (0.118 R)
• M32: 82,081,060 km (0.115 R)
• M33: 85,228,749 km (0.069 R)
• M34: 86,028,051 km (0.096 R)
• M35: 91,763,483 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 16,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit