🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.55 AU - 0.71 AU

Year: 189 Days

Day: 23.6 Hours

Environment

Temp: 126 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.63 AU - 0.69 AU

Year: 203 Days

Day: 35.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.8 AU - 2.54 AU

Year: 1211 Days

Day: 17.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.82 AU - 4.12 AU

Year: 2996 Days

Day: 46.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 139 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.91 AU - 4.41 AU

Year: 3214 Days

Day: 31.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 131.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,816,920 km

• M1: 42,785 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.6

Radius: 13

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.27 AU - 7.31 AU

Year: 5975 Days

Day: 8.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,816,920 km

• M1: 161,715 km (0.046 R)
• M2: 571,015 km (0.099 R)
• M3: 1,112,559 km (0.078 R)
• M4: 1,658,442 km (0.087 R)
• M5: 2,214,796 km (0.041 R)
• M6: 2,855,375 km (0.07 R)
• M7: 3,305,664 km (0.099 R)
• M8: 3,803,675 km (0.119 R)
• M9: 4,590,710 km (0.063 R)
• M10: 5,272,427 km (0.045 R)
• M11: 7,652,529 km (0.114 R)
• M12: 9,428,705 km (0.067 R)
• M13: 10,248,651 km (0.08 R)
• M14: 14,420,337 km (0.115 R)
• M15: 15,079,316 km (0.091 R)
• M16: 17,044,733 km (0.106 R)
• M17: 19,033,038 km (0.101 R)
• M18: 19,899,509 km (0.111 R)
• M19: 22,417,989 km (0.055 R)
• M20: 25,313,904 km (0.104 R)
• M21: 26,273,425 km (0.08 R)
• M22: 27,166,525 km (0.117 R)
• M23: 28,731,318 km (0.094 R)
• M24: 29,392,690 km (0.055 R)
• M25: 31,737,936 km (0.075 R)
• M26: 33,681,063 km (0.078 R)
• M27: 34,205,404 km (0.057 R)
• M28: 35,270,241 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.4

Radius: 9.9

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.21 AU - 10.59 AU

Year: 10056 Days

Day: 14.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,816,920 km

• M1: 123,867 km (0.097 R)
• M2: 1,184,965 km (0.06 R)
• M3: 1,561,353 km (0.055 R)
• M4: 1,870,572 km (0.041 R)
• M5: 2,370,229 km (0.107 R)
• M6: 2,956,952 km (0.054 R)
• M7: 3,524,975 km (0.108 R)
• M8: 4,164,206 km (0.116 R)
• M9: 5,222,013 km (0.063 R)
• M10: 6,020,866 km (0.1 R)
• M11: 6,382,593 km (0.095 R)
• M12: 7,630,987 km (0.031 R)
• M13: 10,699,689 km (0.117 R)
• M14: 13,426,708 km (0.06 R)
• M15: 14,217,931 km (0.072 R)
• M16: 17,496,817 km (0.095 R)
• M17: 29,163,955 km (0.078 R)
• M18: 31,069,832 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.6

Radius: 3.4

Gravity: 44.86 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 15.47 AU - 16.93 AU

Year: 24696 Days

Day: 24.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,816,920 km

• M1: 42,336 km (0.056 R)
• M2: 173,384 km (0.068 R)
• M3: 339,288 km (0.069 R)
• M4: 462,557 km (0.109 R)
• M5: 719,566 km (0.039 R)
• M6: 1,365,081 km (0.079 R)
• M7: 1,560,755 km (0.064 R)
• M8: 2,350,482 km (0.115 R)
• M9: 3,014,696 km (0.103 R)
• M10: 4,017,900 km (0.088 R)
• M11: 6,429,268 km (0.11 R)
• M12: 6,654,113 km (0.059 R)
• M13: 6,977,693 km (0.114 R)
• M14: 7,606,453 km (0.095 R)
• M15: 11,002,325 km (0.083 R)
• M16: 15,446,878 km (0.109 R)
• M17: 16,593,545 km (0.095 R)
• M18: 17,533,319 km (0.085 R)
• M19: 18,598,606 km (0.065 R)
• M20: 19,239,333 km (0.062 R)
• M21: 19,800,325 km (0.075 R)
• M22: 20,468,429 km (0.062 R)
• M23: 21,250,228 km (0.087 R)
• M24: 26,249,041 km (0.082 R)
• M25: 31,847,442 km (0.113 R)
• M26: 32,895,973 km (0.099 R)
• M27: 35,897,355 km (0.066 R)
• M28: 37,176,118 km (0.088 R)
• M29: 42,752,678 km (0.067 R)
• M30: 43,227,801 km (0.119 R)
• M31: 43,386,973 km (0.113 R)
• M32: 44,350,084 km (0.108 R)
• M33: 45,491,665 km (0.099 R)
• M34: 62,975,617 km (0.081 R)
• M35: 68,007,940 km (0.047 R)
• M36: 69,306,599 km (0.109 R)
• M37: 71,953,434 km (0.051 R)
• M38: 75,355,589 km (0.094 R)
• M39: 77,447,566 km (0.077 R)
• M40: 79,339,231 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: 362 - 17,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit