🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.74 AU - 1.16 AU

Year: 324 Days

Day: 46.5 Hours

Environment

Temp: 167 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.95 AU - 1.37 AU

Year: 437 Days

Day: 23 Hours

Environment

Temp: 44 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.11 AU - 1.33 AU

Year: 471 Days

Day: 47.9 Hours

Environment

Temp: 38 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.24 AU - 2.44 AU

Year: 1252 Days

Day: 31.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.7

Radius: 13.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.75 AU - 12.83 AU

Year: 12400 Days

Day: 6 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,286,405 km

• M1: 170,392 km (0.025 R)
• M2: 862,731 km (0.083 R)
• M3: 1,499,719 km (0.115 R)
• M4: 2,024,358 km (0.067 R)
• M5: 2,980,438 km (0.076 R)
• M6: 3,501,787 km (0.098 R)
• M7: 4,760,055 km (0.087 R)
• M8: 7,245,174 km (0.117 R)
• M9: 9,321,144 km (0.113 R)
• M10: 13,681,324 km (0.083 R)
• M11: 16,475,363 km (0.112 R)
• M12: 17,678,429 km (0.1 R)
• M13: 18,264,404 km (0.098 R)
• M14: 18,863,244 km (0.09 R)
• M15: 19,708,173 km (0.114 R)
• M16: 21,391,149 km (0.07 R)
• M17: 22,394,801 km (0.098 R)
• M18: 26,726,108 km (0.073 R)
• M19: 27,401,244 km (0.115 R)
• M20: 35,597,113 km (0.094 R)
• M21: 37,006,175 km (0.098 R)
• M22: 37,965,995 km (0.029 R)
• M23: 44,077,068 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.6

Radius: 10.2

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 8.34 AU - 13.32 AU

Year: 12469 Days

Day: 7.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 90,286,405 km

• M1: 126,859 km (0.1 R)
• M2: 510,278 km (0.12 R)
• M3: 1,174,044 km (0.113 R)
• M4: 1,784,254 km (0.051 R)
• M5: 2,407,179 km (0.099 R)
• M6: 2,883,499 km (0.119 R)
• M7: 3,688,336 km (0.112 R)
• M8: 4,416,129 km (0.038 R)
• M9: 5,306,685 km (0.057 R)
• M10: 6,273,237 km (0.08 R)
• M11: 7,529,859 km (0.061 R)
• M12: 9,199,371 km (0.059 R)
• M13: 12,177,715 km (0.048 R)
• M14: 12,931,988 km (0.117 R)
• M15: 13,386,167 km (0.117 R)
• M16: 15,238,638 km (0.056 R)
• M17: 15,745,475 km (0.081 R)
• M18: 16,564,823 km (0.067 R)
• M19: 17,100,832 km (0.074 R)
• M20: 17,966,405 km (0.096 R)
• M21: 19,109,931 km (0.03 R)
• M22: 19,870,337 km (0.09 R)
• M23: 22,088,425 km (0.099 R)
• M24: 24,663,902 km (0.109 R)
• M25: 25,666,656 km (0.05 R)
• M26: 32,261,828 km (0.109 R)
• M27: 32,857,676 km (0.077 R)
• M28: 40,453,059 km (0.053 R)
• M29: 49,141,255 km (0.096 R)
• M30: 52,183,776 km (0.103 R)
• M31: 56,032,182 km (0.099 R)
• M32: 59,350,711 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.7

Radius: 7.9

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.31 AU - 18.05 AU

Year: 21722 Days

Day: 19.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,286,405 km

• M1: 98,286 km (0.026 R)
• M2: 346,319 km (0.082 R)
• M3: 995,424 km (0.091 R)
• M4: 1,250,937 km (0.087 R)
• M5: 2,318,917 km (0.093 R)
• M6: 2,965,778 km (0.072 R)
• M7: 4,048,418 km (0.114 R)
• M8: 8,650,497 km (0.103 R)
• M9: 9,162,570 km (0.098 R)
• M10: 10,303,404 km (0.092 R)
• M11: 17,058,196 km (0.051 R)
• M12: 19,203,280 km (0.047 R)
• M13: 20,074,239 km (0.101 R)
• M14: 22,366,527 km (0.068 R)
• M15: 23,135,311 km (0.092 R)
• M16: 23,428,223 km (0.083 R)
• M17: 24,624,408 km (0.1 R)
• M18: 27,682,488 km (0.076 R)
• M19: 28,123,203 km (0.048 R)
• M20: 29,131,941 km (0.118 R)
• M21: 30,397,539 km (0.111 R)
• M22: 33,161,210 km (0.079 R)
• M23: 35,697,044 km (0.086 R)
• M24: 36,219,290 km (0.079 R)
• M25: 38,495,721 km (0.062 R)
• M26: 40,440,643 km (0.082 R)
• M27: 42,889,410 km (0.09 R)
• M28: 43,331,472 km (0.101 R)
• M29: 46,512,222 km (0.066 R)
• M30: 47,291,776 km (0.097 R)
• M31: 56,627,731 km (0.095 R)
• M32: 57,516,641 km (0.117 R)
• M33: 63,235,918 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.9

Radius: 3.2

Gravity: 53.51 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 17.36 AU - 20.58 AU

Year: 28905 Days

Day: 22.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 90,286,405 km

• M1: 39,793 km (0.107 R)
• M2: 282,142 km (0.109 R)
• M3: 961,914 km (0.105 R)
• M4: 1,719,179 km (0.076 R)
• M5: 2,333,128 km (0.065 R)
• M6: 2,600,310 km (0.117 R)
• M7: 3,137,815 km (0.073 R)
• M8: 3,586,908 km (0.11 R)
• M9: 4,611,055 km (0.079 R)
• M10: 5,559,506 km (0.089 R)
• M11: 6,079,358 km (0.101 R)
• M12: 6,967,670 km (0.097 R)
• M13: 7,417,212 km (0.048 R)
• M14: 7,519,537 km (0.058 R)
• M15: 9,958,132 km (0.088 R)
• M16: 10,463,324 km (0.109 R)
• M17: 11,320,669 km (0.107 R)
• M18: 12,295,000 km (0.084 R)
• M19: 12,802,586 km (0.088 R)
• M20: 14,250,394 km (0.044 R)
• M21: 14,810,189 km (0.099 R)
• M22: 15,973,612 km (0.069 R)
• M23: 17,466,449 km (0.094 R)
• M24: 18,200,077 km (0.103 R)
• M25: 18,763,612 km (0.112 R)
• M26: 20,123,756 km (0.032 R)
• M27: 23,476,244 km (0.105 R)
• M28: 27,794,836 km (0.089 R)
• M29: 28,793,401 km (0.092 R)
• M30: 37,356,234 km (0.094 R)
• M31: 45,556,441 km (0.115 R)
• M32: 47,469,648 km (0.056 R)
• M33: 50,899,180 km (0.057 R)
• M34: 55,462,513 km (0.08 R)
• M35: 55,854,609 km (0.111 R)
• M36: 56,248,650 km (0.119 R)
• M37: 71,697,622 km (0.119 R)
• M38: 73,334,971 km (0.088 R)
• M39: 77,904,737 km (0.109 R)
• M40: 79,138,022 km (0.056 R)
• M41: 82,405,389 km (0.114 R)
• M42: 85,500,269 km (0.113 R)
• M43: 86,285,957 km (0.068 R)
• M44: 90,286,354 km (0.082 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 11,349 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit