🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.8 AU - 0.92 AU

Year: 288 Days

Day: 20.7 Hours

Environment

Temp: 181 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.8 AU - 1.86 AU

Year: 895 Days

Day: 12.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.61 AU - 2.57 AU

Year: 1093 Days

Day: 43.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.6

Radius: 8.7

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.45 AU - 5.91 AU

Year: 4264 Days

Day: 11 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,894,314 km

• M1: 150,795 km (0.037 R)
• M2: 608,714 km (0.078 R)
• M3: 2,515,638 km (0.109 R)
• M4: 3,636,275 km (0.119 R)
• M5: 4,135,484 km (0.095 R)
• M6: 5,626,226 km (0.096 R)
• M7: 6,027,149 km (0.083 R)
• M8: 8,143,360 km (0.06 R)
• M9: 9,587,129 km (0.088 R)
• M10: 12,536,451 km (0.093 R)
• M11: 13,072,460 km (0.105 R)
• M12: 14,295,124 km (0.047 R)
• M13: 16,499,448 km (0.077 R)
• M14: 20,018,589 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.7

Radius: 13

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.44 AU - 8.48 AU

Year: 6641 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,894,314 km

• M1: 162,463 km (0.068 R)
• M2: 596,896 km (0.054 R)
• M3: 2,166,327 km (0.032 R)
• M4: 3,554,445 km (0.118 R)
• M5: 4,187,693 km (0.117 R)
• M6: 4,758,259 km (0.113 R)
• M7: 5,205,557 km (0.108 R)
• M8: 6,120,498 km (0.115 R)
• M9: 10,692,209 km (0.079 R)
• M10: 11,812,547 km (0.104 R)
• M11: 13,721,416 km (0.052 R)
• M12: 17,217,069 km (0.114 R)
• M13: 17,808,131 km (0.049 R)
• M14: 18,754,487 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521

Radius: 13.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.45 AU - 8.15 AU

Year: 7133 Days

Day: 9.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,894,314 km

• M1: 171,589 km (0.093 R)
• M2: 1,082,191 km (0.108 R)
• M3: 1,713,494 km (0.105 R)
• M4: 3,032,648 km (0.117 R)
• M5: 4,260,847 km (0.071 R)
• M6: 5,230,091 km (0.076 R)
• M7: 9,629,316 km (0.051 R)
• M8: 10,439,538 km (0.095 R)
• M9: 11,840,073 km (0.044 R)
• M10: 12,611,998 km (0.106 R)
• M11: 15,011,997 km (0.056 R)
• M12: 17,179,071 km (0.076 R)
• M13: 28,674,471 km (0.059 R)
• M14: 29,597,789 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.5

Radius: 14.8

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.3 AU - 9.84 AU

Year: 10707 Days

Day: 5.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,894,314 km

• M1: 184,155 km (0.05 R)
• M2: 1,142,329 km (0.071 R)
• M3: 1,666,371 km (0.1 R)
• M4: 2,278,376 km (0.104 R)
• M5: 3,224,881 km (0.047 R)
• M6: 4,420,767 km (0.084 R)
• M7: 7,211,066 km (0.113 R)
• M8: 9,642,630 km (0.036 R)
• M9: 10,420,389 km (0.083 R)
• M10: 16,067,559 km (0.069 R)
• M11: 19,743,478 km (0.076 R)
• M12: 20,490,420 km (0.101 R)
• M13: 23,391,273 km (0.111 R)
• M14: 24,796,445 km (0.1 R)
• M15: 28,607,601 km (0.112 R)
• M16: 30,762,857 km (0.1 R)
• M17: 31,654,461 km (0.12 R)
• M18: 34,791,528 km (0.054 R)
• M19: 36,250,257 km (0.12 R)
• M20: 37,749,377 km (0.089 R)
• M21: 39,029,935 km (0.111 R)
• M22: 41,542,431 km (0.071 R)
• M23: 42,631,952 km (0.096 R)
• M24: 43,322,496 km (0.104 R)
• M25: 43,880,347 km (0.096 R)
• M26: 45,010,259 km (0.095 R)
• M27: 48,516,983 km (0.102 R)
• M28: 49,725,135 km (0.044 R)
• M29: 50,490,478 km (0.107 R)
• M30: 52,201,878 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.8

Radius: 7.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 16.95 AU - 20.15 AU

Year: 28894 Days

Day: 18.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,894,314 km

• M1: 334,650 km (0.056 R)
• M2: 1,084,136 km (0.097 R)
• M3: 1,928,317 km (0.042 R)
• M4: 3,916,023 km (0.074 R)
• M5: 4,537,004 km (0.095 R)
• M6: 15,283,218 km (0.1 R)
• M7: 18,005,899 km (0.086 R)
• M8: 23,008,452 km (0.081 R)
• M9: 32,240,735 km (0.119 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 15,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit