🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.44 AU - 0.62 AU

Year: 143 Days

Day: 22.7 Hours

Environment

Temp: 156 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,519,513 km

• M1: 47,572 km (0.11 R)
• M2: 393,891 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.76 AU - 0.98 AU

Year: 301 Days

Day: 39.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.73 AU - 1.13 AU

Year: 333 Days

Day: 25.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,519,513 km

• M1: 124,316 km (0.028 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.89 AU - 1.29 AU

Year: 422 Days

Day: 45.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,519,513 km

• M1: 157,078 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.07 AU - 1.65 AU

Year: 588 Days

Day: 18.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.82 AU - 2.26 AU

Year: 1081 Days

Day: 36.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.2

Radius: 12

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.17 AU - 6.63 AU

Year: 5315 Days

Day: 9.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,519,513 km

• M1: 283,189 km (0.107 R)
• M2: 901,178 km (0.053 R)
• M3: 2,322,507 km (0.087 R)
• M4: 4,681,965 km (0.073 R)
• M5: 5,964,018 km (0.115 R)
• M6: 10,527,651 km (0.1 R)
• M7: 11,695,711 km (0.033 R)
• M8: 12,195,667 km (0.103 R)
• M9: 14,135,204 km (0.101 R)
• M10: 14,807,646 km (0.096 R)
• M11: 20,912,436 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.1

Radius: 11.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.92 AU - 6.42 AU

Year: 5684 Days

Day: 14.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,519,513 km

• M1: 145,559 km (0.096 R)
• M2: 577,597 km (0.108 R)
• M3: 1,019,360 km (0.036 R)
• M4: 1,414,149 km (0.112 R)
• M5: 2,141,344 km (0.117 R)
• M6: 3,327,505 km (0.082 R)
• M7: 5,215,730 km (0.064 R)
• M8: 7,168,730 km (0.106 R)
• M9: 7,767,570 km (0.108 R)
• M10: 8,291,911 km (0.117 R)
• M11: 10,671,564 km (0.119 R)
• M12: 12,412,584 km (0.043 R)
• M13: 14,027,792 km (0.043 R)
• M14: 17,790,628 km (0.096 R)
• M15: 18,579,756 km (0.108 R)
• M16: 23,235,392 km (0.077 R)
• M17: 25,601,731 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.1

Radius: 4.7

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 12.97 AU - 16.07 AU

Year: 20519 Days

Day: 21.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,519,513 km

• M1: 58,493 km (0.112 R)
• M2: 349,760 km (0.028 R)
• M3: 522,246 km (0.047 R)
• M4: 1,280,558 km (0.101 R)
• M5: 2,231,402 km (0.076 R)
• M6: 2,492,001 km (0.092 R)
• M7: 2,772,497 km (0.106 R)
• M8: 3,371,038 km (0.065 R)
• M9: 3,579,578 km (0.112 R)
• M10: 3,741,592 km (0.112 R)
• M11: 4,109,753 km (0.086 R)
• M12: 4,257,555 km (0.115 R)
• M13: 5,643,879 km (0.076 R)
• M14: 7,050,697 km (0.096 R)
• M15: 7,392,379 km (0.116 R)
• M16: 8,483,994 km (0.091 R)
• M17: 8,919,623 km (0.085 R)
• M18: 9,730,893 km (0.112 R)
• M19: 10,262,264 km (0.066 R)
• M20: 13,148,306 km (0.074 R)
• M21: 13,797,262 km (0.06 R)
• M22: 14,196,838 km (0.054 R)
• M23: 17,752,929 km (0.056 R)
• M24: 23,234,045 km (0.075 R)
• M25: 24,664,201 km (0.087 R)
• M26: 32,585,558 km (0.103 R)
• M27: 33,174,824 km (0.085 R)
• M28: 37,887,306 km (0.059 R)
• M29: 38,933,295 km (0.075 R)
• M30: 40,809,701 km (0.102 R)
• M31: 43,451,450 km (0.075 R)
• M32: 43,735,985 km (0.111 R)
• M33: 48,612,127 km (0.101 R)
• M34: 51,577,606 km (0.119 R)
• M35: 52,861,604 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.6

Radius: 5.9

Gravity: 26.27 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 13.8 AU - 15.68 AU

Year: 20987 Days

Day: 23.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,519,513 km

• M1: 114,442 km (0.076 R)
• M2: 342,430 km (0.037 R)
• M3: 675,734 km (0.099 R)
• M4: 993,779 km (0.071 R)
• M5: 1,313,769 km (0.095 R)
• M6: 1,910,664 km (0.074 R)
• M7: 2,181,735 km (0.071 R)
• M8: 3,123,903 km (0.105 R)
• M9: 3,323,317 km (0.108 R)
• M10: 4,705,451 km (0.106 R)
• M11: 5,987,804 km (0.11 R)
• M12: 6,478,037 km (0.111 R)
• M13: 7,091,238 km (0.069 R)
• M14: 8,056,294 km (0.108 R)
• M15: 8,542,637 km (0.114 R)
• M16: 9,935,543 km (0.096 R)
• M17: 10,814,430 km (0.047 R)
• M18: 11,608,196 km (0.108 R)
• M19: 14,144,329 km (0.034 R)
• M20: 15,664,991 km (0.12 R)
• M21: 16,679,714 km (0.082 R)
• M22: 22,417,540 km (0.076 R)
• M23: 23,378,108 km (0.11 R)
• M24: 29,597,490 km (0.114 R)
• M25: 35,388,274 km (0.103 R)
• M26: 39,385,379 km (0.064 R)
• M27: 42,050,615 km (0.116 R)
• M28: 44,002,718 km (0.104 R)
• M29: 46,870,359 km (0.101 R)
• M30: 52,230,750 km (0.066 R)
• M31: 59,993,832 km (0.112 R)
• M32: 60,197,286 km (0.057 R)
• M33: 61,633,575 km (0.094 R)
• M34: 66,079,474 km (0.12 R)
• M35: 75,840,585 km (0.111 R)
• M36: 80,938,731 km (0.079 R)
• M37: 83,444,645 km (0.07 R)
• M38: 83,951,931 km (0.112 R)
• M39: 84,461,312 km (0.071 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: 469 - 13,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit