🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.46 AU - 0.62 AU

Year: 138 Days

Day: 23.2 Hours

Environment

Temp: 253 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 113,904,803 km

• M1: 115,190 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.57 AU - 0.79 AU

Year: 195 Days

Day: 34.6 Hours

Environment

Temp: 234 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 113,904,803 km

• M1: 265,686 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.2 AU - 1.74 AU

Year: 621 Days

Day: 27.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 113,904,803 km

• M1: 162,314 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.29 AU - 1.89 AU

Year: 698 Days

Day: 17.3 Hours

Environment

Temp: -14 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.59 AU - 3.45 AU

Year: 1828 Days

Day: 28.1 Hours

Environment

Temp: -87 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192

Radius: 13.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.37 AU - 8.83 AU

Year: 7296 Days

Day: 8.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 113,904,803 km

• M1: 166,802 km (0.107 R)
• M2: 801,994 km (0.11 R)
• M3: 1,315,863 km (0.064 R)
• M4: 1,920,238 km (0.087 R)
• M5: 3,517,046 km (0.116 R)
• M6: 6,157,149 km (0.052 R)
• M7: 8,073,498 km (0.1 R)
• M8: 9,321,593 km (0.111 R)
• M9: 9,871,664 km (0.075 R)
• M10: 10,568,491 km (0.09 R)
• M11: 12,152,583 km (0.1 R)
• M12: 13,293,416 km (0.096 R)
• M13: 15,459,893 km (0.084 R)
• M14: 16,684,351 km (0.092 R)
• M15: 19,262,820 km (0.065 R)
• M16: 21,481,656 km (0.071 R)
• M17: 22,303,995 km (0.113 R)
• M18: 24,822,775 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.1

Radius: 4.1

Gravity: 32.9 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.78 AU - 16.34 AU

Year: 17389 Days

Day: 23.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 113,904,803 km

• M1: 65,673 km (0.106 R)
• M2: 305,329 km (0.049 R)
• M3: 590,463 km (0.057 R)
• M4: 987,944 km (0.107 R)
• M5: 1,334,563 km (0.101 R)
• M6: 1,689,858 km (0.058 R)
• M7: 2,519,378 km (0.063 R)
• M8: 2,676,306 km (0.086 R)
• M9: 5,286,789 km (0.074 R)
• M10: 5,470,196 km (0.112 R)
• M11: 6,746,864 km (0.108 R)
• M12: 8,016,351 km (0.101 R)
• M13: 13,912,004 km (0.117 R)
• M14: 16,024,326 km (0.101 R)
• M15: 25,243,294 km (0.118 R)
• M16: 26,397,891 km (0.052 R)
• M17: 32,578,826 km (0.037 R)
• M18: 38,140,276 km (0.101 R)
• M19: 61,124,344 km (0.076 R)

Asteroid Belt

Center: 15.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113

Radius: 3.7

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 14.02 AU - 22.82 AU

Year: 27531 Days

Day: 18.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 113,904,803 km

• M1: 46,226 km (0.051 R)
• M2: 184,604 km (0.11 R)
• M3: 362,176 km (0.109 R)
• M4: 673,789 km (0.116 R)
• M5: 1,705,117 km (0.111 R)
• M6: 2,109,779 km (0.085 R)
• M7: 3,397,816 km (0.085 R)
• M8: 3,627,898 km (0.12 R)
• M9: 5,505,800 km (0.106 R)
• M10: 5,823,396 km (0.094 R)
• M11: 6,041,959 km (0.096 R)
• M12: 6,572,882 km (0.083 R)
• M13: 6,849,787 km (0.025 R)
• M14: 7,814,394 km (0.06 R)
• M15: 8,818,495 km (0.042 R)
• M16: 21,122,920 km (0.04 R)
• M17: 22,515,976 km (0.116 R)
• M18: 22,694,296 km (0.058 R)
• M19: 23,053,780 km (0.116 R)
• M20: 23,508,408 km (0.12 R)
• M21: 24,908,345 km (0.051 R)
• M22: 28,493,009 km (0.115 R)
• M23: 29,016,601 km (0.116 R)
• M24: 30,844,538 km (0.103 R)
• M25: 35,325,443 km (0.098 R)
• M26: 42,083,377 km (0.027 R)
• M27: 45,550,158 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396

Radius: 6

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 17.13 AU - 23.03 AU

Year: 31336 Days

Day: 17.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 113,904,803 km

• M1: 75,098 km (0.055 R)
• M2: 294,259 km (0.118 R)
• M3: 984,354 km (0.079 R)
• M4: 1,197,531 km (0.112 R)
• M5: 4,060,535 km (0.081 R)
• M6: 4,508,132 km (0.102 R)
• M7: 4,987,892 km (0.072 R)
• M8: 6,586,645 km (0.092 R)
• M9: 7,602,863 km (0.088 R)
• M10: 10,753,544 km (0.087 R)
• M11: 16,146,996 km (0.058 R)
• M12: 22,680,384 km (0.118 R)
• M13: 29,629,354 km (0.113 R)
• M14: 32,094,578 km (0.095 R)
• M15: 34,273,919 km (0.104 R)
• M16: 36,695,610 km (0.115 R)
• M17: 37,428,938 km (0.111 R)
• M18: 40,150,124 km (0.054 R)
• M19: 43,325,039 km (0.096 R)
• M20: 45,982,496 km (0.108 R)
• M21: 50,349,108 km (0.097 R)
• M22: 51,986,307 km (0.092 R)
• M23: 52,539,969 km (0.038 R)
• M24: 56,137,349 km (0.091 R)
• M25: 59,693,889 km (0.025 R)
• M26: 60,911,915 km (0.113 R)
• M27: 67,689,297 km (0.035 R)
• M28: 72,859,399 km (0.089 R)
• M29: 81,222,219 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.9

Radius: 7.5

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 19.71 AU - 21.83 AU

Year: 32965 Days

Day: 24.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 113,904,803 km

• M1: 93,499 km (0.087 R)
• M2: 485,146 km (0.066 R)
• M3: 898,784 km (0.111 R)
• M4: 1,706,313 km (0.066 R)
• M5: 2,140,147 km (0.066 R)
• M6: 2,434,406 km (0.083 R)
• M7: 3,290,704 km (0.064 R)
• M8: 4,848,467 km (0.079 R)
• M9: 6,338,312 km (0.076 R)
• M10: 7,054,288 km (0.08 R)
• M11: 11,610,440 km (0.066 R)
• M12: 32,665,144 km (0.095 R)
• M13: 45,099,719 km (0.098 R)
• M14: 47,533,676 km (0.116 R)
• M15: 48,107,534 km (0.084 R)
• M16: 67,791,023 km (0.06 R)
• M17: 82,234,997 km (0.105 R)
• M18: 84,173,037 km (0.107 R)
• M19: 92,824,731 km (0.116 R)
• M20: 105,905,419 km (0.103 R)
• M21: 106,231,094 km (0.119 R)
• M22: 107,211,708 km (0.069 R)
• M23: 109,856,598 km (0.11 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 15,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit