🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.77 AU - 1.03 AU

Year: 297 Days

Day: 40.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,154,029 km

• M1: 34,408 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.24 AU - 1.88 AU

Year: 679 Days

Day: 22.6 Hours

Environment

Temp: -15 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.68 AU - 2.48 AU

Year: 1045 Days

Day: 31.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,154,029 km

• M1: 111,899 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.53 AU - 5.79 AU

Year: 4689 Days

Day: 24.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.7

Radius: 12.9

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.73 AU - 7.91 AU

Year: 6897 Days

Day: 7.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,154,029 km

• M1: 160,369 km (0.062 R)
• M2: 653,892 km (0.075 R)
• M3: 1,443,171 km (0.095 R)
• M4: 1,910,365 km (0.088 R)
• M5: 4,385,611 km (0.06 R)
• M6: 5,474,384 km (0.091 R)
• M7: 6,981,733 km (0.108 R)
• M8: 7,491,263 km (0.06 R)
• M9: 9,917,740 km (0.088 R)
• M10: 11,835,286 km (0.053 R)
• M11: 15,098,763 km (0.086 R)
• M12: 18,027,740 km (0.105 R)
• M13: 22,314,018 km (0.032 R)
• M14: 25,070,060 km (0.084 R)
• M15: 26,355,255 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.6

Radius: 3.4

Gravity: 75.48 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 16.42 AU - 17.26 AU

Year: 24066 Days

Day: 18.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 87,154,029 km

• M1: 63,429 km (0.103 R)
• M2: 476,619 km (0.107 R)
• M3: 733,927 km (0.091 R)
• M4: 1,021,903 km (0.087 R)
• M5: 1,534,874 km (0.103 R)
• M6: 2,364,544 km (0.099 R)
• M7: 3,185,387 km (0.076 R)
• M8: 3,839,130 km (0.111 R)
• M9: 4,357,786 km (0.109 R)
• M10: 5,079,895 km (0.062 R)
• M11: 5,617,699 km (0.089 R)
• M12: 6,660,696 km (0.086 R)
• M13: 8,428,793 km (0.06 R)
• M14: 9,664,322 km (0.087 R)
• M15: 10,552,035 km (0.104 R)
• M16: 11,015,639 km (0.087 R)
• M17: 13,006,338 km (0.089 R)
• M18: 14,325,043 km (0.111 R)
• M19: 14,566,644 km (0.025 R)
• M20: 14,893,066 km (0.074 R)
• M21: 15,815,636 km (0.098 R)
• M22: 16,598,333 km (0.059 R)
• M23: 17,044,284 km (0.098 R)
• M24: 18,053,022 km (0.113 R)
• M25: 18,524,555 km (0.075 R)
• M26: 19,295,881 km (0.115 R)
• M27: 24,150,631 km (0.032 R)
• M28: 26,132,803 km (0.103 R)
• M29: 26,493,484 km (0.057 R)
• M30: 28,983,391 km (0.083 R)
• M31: 31,218,832 km (0.103 R)
• M32: 32,864,109 km (0.106 R)
• M33: 39,077,357 km (0.069 R)
• M34: 40,343,255 km (0.116 R)
• M35: 40,503,324 km (0.117 R)
• M36: 44,134,513 km (0.101 R)
• M37: 44,817,128 km (0.071 R)
• M38: 45,161,204 km (0.097 R)
• M39: 45,854,440 km (0.083 R)
• M40: 49,610,693 km (0.108 R)
• M41: 53,181,295 km (0.057 R)
• M42: 63,387,909 km (0.09 R)
• M43: 70,560,977 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.1

Radius: 3.8

Gravity: 34.77 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 14.24 AU - 23.58 AU

Year: 28637 Days

Day: 18.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,154,029 km

• M1: 49,218 km (0.03 R)
• M2: 186,698 km (0.076 R)
• M3: 365,468 km (0.09 R)
• M4: 786,735 km (0.059 R)
• M5: 3,911,536 km (0.098 R)
• M6: 4,388,304 km (0.12 R)
• M7: 4,751,976 km (0.072 R)
• M8: 6,363,445 km (0.088 R)
• M9: 11,807,162 km (0.109 R)
• M10: 16,607,009 km (0.104 R)
• M11: 23,204,425 km (0.112 R)
• M12: 27,557,424 km (0.085 R)
• M13: 29,542,438 km (0.118 R)
• M14: 32,424,441 km (0.097 R)
• M15: 39,505,357 km (0.073 R)
• M16: 50,577,395 km (0.115 R)
• M17: 66,995,312 km (0.05 R)
• M18: 74,025,066 km (0.07 R)
• M19: 74,966,485 km (0.108 R)
• M20: 77,113,813 km (0.114 R)
• M21: 82,534,492 km (0.104 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 10,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit