🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.08 AU - 1.34 AU

Year: 484 Days

Day: 20.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.18 AU - 1.44 AU

Year: 545 Days

Day: 37.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,947,350 km

• M1: 580,889 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.29 AU - 3.39 AU

Year: 1739 Days

Day: 46.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.1

Radius: 8.6

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.12 AU - 5.72 AU

Year: 3966 Days

Day: 7 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,947,350 km

• M1: 116,387 km (0.076 R)
• M2: 546,481 km (0.045 R)
• M3: 881,281 km (0.07 R)
• M4: 1,271,731 km (0.029 R)
• M5: 1,580,053 km (0.06 R)
• M6: 1,974,841 km (0.04 R)
• M7: 2,883,798 km (0.027 R)
• M8: 3,660,660 km (0.11 R)
• M9: 4,048,118 km (0.077 R)
• M10: 5,020,355 km (0.087 R)
• M11: 6,274,883 km (0.03 R)
• M12: 6,946,128 km (0.062 R)
• M13: 8,009,769 km (0.072 R)
• M14: 11,684,940 km (0.057 R)
• M15: 13,910,508 km (0.052 R)
• M16: 15,098,464 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532

Radius: 10.3

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.39 AU - 5.83 AU

Year: 4198 Days

Day: 12.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,947,350 km

• M1: 187,297 km (0.114 R)
• M2: 656,136 km (0.112 R)
• M3: 1,043,744 km (0.079 R)
• M4: 1,465,910 km (0.111 R)
• M5: 1,935,796 km (0.075 R)
• M6: 4,019,246 km (0.077 R)
• M7: 4,397,729 km (0.118 R)
• M8: 6,361,201 km (0.107 R)
• M9: 7,453,265 km (0.111 R)
• M10: 9,493,032 km (0.117 R)
• M11: 10,248,801 km (0.104 R)
• M12: 12,852,402 km (0.115 R)
• M13: 13,677,883 km (0.113 R)
• M14: 14,435,147 km (0.116 R)
• M15: 15,060,915 km (0.083 R)
• M16: 16,310,656 km (0.091 R)
• M17: 16,818,092 km (0.107 R)
• M18: 17,983,459 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.2

Radius: 9.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.32 AU - 7.6 AU

Year: 6673 Days

Day: 12.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 137.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,947,350 km

• M1: 121,324 km (0.107 R)
• M2: 542,891 km (0.069 R)
• M3: 879,785 km (0.077 R)
• M4: 1,951,355 km (0.113 R)
• M5: 2,794,787 km (0.119 R)
• M6: 3,324,962 km (0.119 R)
• M7: 4,315,749 km (0.107 R)
• M8: 4,868,812 km (0.062 R)
• M9: 5,396,743 km (0.086 R)
• M10: 7,212,413 km (0.038 R)
• M11: 10,481,425 km (0.108 R)
• M12: 11,560,325 km (0.052 R)
• M13: 12,584,921 km (0.085 R)
• M14: 13,668,757 km (0.083 R)
• M15: 14,256,378 km (0.057 R)
• M16: 15,971,966 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 12.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.11 AU - 10.41 AU

Year: 11944 Days

Day: 14.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,947,350 km

• M1: 150,495 km (0.107 R)
• M2: 560,842 km (0.098 R)
• M3: 1,043,445 km (0.051 R)
• M4: 2,021,067 km (0.027 R)
• M5: 3,284,421 km (0.09 R)
• M6: 3,664,101 km (0.096 R)
• M7: 4,887,811 km (0.042 R)
• M8: 5,454,338 km (0.112 R)
• M9: 7,593,438 km (0.073 R)
• M10: 8,171,484 km (0.11 R)
• M11: 10,241,769 km (0.09 R)
• M12: 18,760,919 km (0.077 R)
• M13: 20,489,074 km (0.109 R)
• M14: 21,610,759 km (0.119 R)
• M15: 24,165,142 km (0.103 R)
• M16: 30,525,894 km (0.097 R)
• M17: 31,874,070 km (0.107 R)
• M18: 33,261,591 km (0.088 R)
• M19: 34,328,373 km (0.105 R)
• M20: 40,674,165 km (0.063 R)
• M21: 41,893,837 km (0.098 R)
• M22: 44,691,317 km (0.099 R)
• M23: 49,882,812 km (0.073 R)
• M24: 53,344,058 km (0.075 R)
• M25: 54,315,097 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.9

Radius: 10.5

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 10.33 AU - 13.19 AU

Year: 14657 Days

Day: 8.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,947,350 km

• M1: 130,749 km (0.08 R)
• M2: 497,114 km (0.085 R)
• M3: 1,032,824 km (0.077 R)
• M4: 1,520,214 km (0.091 R)
• M5: 4,081,329 km (0.117 R)
• M6: 5,348,872 km (0.09 R)
• M7: 6,648,129 km (0.074 R)
• M8: 9,423,768 km (0.097 R)
• M9: 11,862,363 km (0.095 R)
• M10: 12,306,220 km (0.085 R)
• M11: 13,294,763 km (0.082 R)
• M12: 14,335,366 km (0.118 R)
• M13: 21,281,195 km (0.099 R)
• M14: 21,748,389 km (0.103 R)
• M15: 23,388,430 km (0.075 R)
• M16: 27,569,691 km (0.105 R)
• M17: 30,421,924 km (0.093 R)
• M18: 36,705,483 km (0.095 R)
• M19: 37,107,901 km (0.076 R)
• M20: 41,440,405 km (0.09 R)
• M21: 41,876,782 km (0.06 R)
• M22: 42,610,859 km (0.084 R)
• M23: 47,196,782 km (0.104 R)
• M24: 50,100,626 km (0.08 R)
• M25: 60,079,402 km (0.113 R)
• M26: 60,451,752 km (0.098 R)
• M27: 63,101,429 km (0.085 R)
• M28: 63,872,606 km (0.116 R)
• M29: 65,827,701 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.7

Radius: 11.7

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.95 AU - 14.65 AU

Year: 15678 Days

Day: 13.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,947,350 km

• M1: 145,559 km (0.076 R)
• M2: 686,804 km (0.1 R)
• M3: 1,199,476 km (0.109 R)
• M4: 1,617,901 km (0.081 R)
• M5: 1,981,723 km (0.079 R)
• M6: 2,928,229 km (0.114 R)
• M7: 3,339,922 km (0.069 R)
• M8: 3,819,832 km (0.053 R)
• M9: 4,281,042 km (0.061 R)
• M10: 4,710,837 km (0.036 R)
• M11: 6,511,696 km (0.113 R)
• M12: 6,992,204 km (0.081 R)
• M13: 7,878,123 km (0.101 R)
• M14: 8,577,643 km (0.119 R)
• M15: 9,537,463 km (0.075 R)
• M16: 10,158,294 km (0.113 R)
• M17: 13,605,627 km (0.082 R)
• M18: 14,686,771 km (0.084 R)
• M19: 21,440,068 km (0.111 R)
• M20: 25,166,401 km (0.066 R)
• M21: 27,802,016 km (0.097 R)
• M22: 31,719,087 km (0.025 R)
• M23: 32,975,260 km (0.106 R)
• M24: 38,756,470 km (0.081 R)
• M25: 41,217,205 km (0.052 R)
• M26: 48,394,911 km (0.119 R)
• M27: 50,395,932 km (0.114 R)
• M28: 51,074,957 km (0.099 R)
• M29: 52,625,090 km (0.12 R)
• M30: 54,740,404 km (0.1 R)
• M31: 65,768,909 km (0.099 R)
• M32: 69,470,858 km (0.065 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 16,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit