🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.7 AU

Year: 176 Days

Day: 33.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,249,580 km

• M1: 18,849 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.56 AU - 0.92 AU

Year: 267 Days

Day: 19.4 Hours

Environment

Temp: -8 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.95 AU - 1.13 AU

Year: 444 Days

Day: 17.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.88 AU - 1.24 AU

Year: 457 Days

Day: 24.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.02 AU - 1.1 AU

Year: 457 Days

Day: 14.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.54 AU - 2.04 AU

Year: 1003 Days

Day: 16.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 14

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.32 AU - 6.6 AU

Year: 6879 Days

Day: 10.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,249,580 km

• M1: 174,132 km (0.116 R)
• M2: 848,519 km (0.078 R)
• M3: 1,485,507 km (0.089 R)
• M4: 2,351,828 km (0.117 R)
• M5: 3,201,394 km (0.098 R)
• M6: 5,307,583 km (0.049 R)
• M7: 6,149,819 km (0.065 R)
• M8: 7,114,426 km (0.094 R)
• M9: 8,488,931 km (0.12 R)
• M10: 10,619,055 km (0.106 R)
• M11: 11,710,222 km (0.048 R)
• M12: 13,190,942 km (0.11 R)
• M13: 17,725,553 km (0.097 R)
• M14: 20,520,639 km (0.086 R)
• M15: 23,597,867 km (0.119 R)
• M16: 24,796,745 km (0.105 R)
• M17: 26,120,087 km (0.063 R)
• M18: 26,884,832 km (0.071 R)
• M19: 27,927,529 km (0.091 R)
• M20: 31,028,842 km (0.118 R)
• M21: 32,956,710 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.7

Radius: 9.9

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.7 AU - 8.36 AU

Year: 8657 Days

Day: 5.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,249,580 km

• M1: 123,568 km (0.051 R)
• M2: 433,834 km (0.099 R)
• M3: 880,533 km (0.1 R)
• M4: 1,565,841 km (0.114 R)
• M5: 2,137,305 km (0.073 R)
• M6: 2,974,305 km (0.102 R)
• M7: 3,436,263 km (0.107 R)
• M8: 4,110,650 km (0.094 R)
• M9: 5,485,604 km (0.118 R)
• M10: 8,357,883 km (0.055 R)
• M11: 10,005,854 km (0.113 R)
• M12: 10,768,055 km (0.113 R)
• M13: 16,912,488 km (0.087 R)
• M14: 20,221,743 km (0.098 R)
• M15: 21,003,840 km (0.085 R)
• M16: 26,798,065 km (0.098 R)
• M17: 30,150,852 km (0.06 R)

Asteroid Belt

Center: 11.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.2

Radius: 4

Gravity: 28.2 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.63 AU - 18.67 AU

Year: 27192 Days

Day: 25 Hours

Environment

Temp: -201 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 81,249,580 km

• M1: 52,359 km (0.037 R)
• M2: 179,817 km (0.104 R)
• M3: 414,536 km (0.106 R)
• M4: 539,300 km (0.084 R)
• M5: 868,116 km (0.087 R)
• M6: 1,214,884 km (0.118 R)
• M7: 2,155,556 km (0.104 R)
• M8: 2,685,581 km (0.049 R)
• M9: 3,501,488 km (0.055 R)
• M10: 5,980,175 km (0.084 R)
• M11: 7,498,444 km (0.091 R)
• M12: 9,256,219 km (0.104 R)
• M13: 9,661,479 km (0.104 R)
• M14: 10,138,996 km (0.066 R)
• M15: 10,884,442 km (0.063 R)
• M16: 11,335,928 km (0.098 R)
• M17: 11,732,662 km (0.037 R)
• M18: 12,207,037 km (0.114 R)
• M19: 15,648,236 km (0.109 R)
• M20: 17,676,784 km (0.111 R)
• M21: 18,480,573 km (0.034 R)
• M22: 23,394,414 km (0.1 R)
• M23: 24,581,174 km (0.12 R)
• M24: 28,867,153 km (0.103 R)
• M25: 29,730,333 km (0.105 R)
• M26: 29,980,161 km (0.098 R)
• M27: 30,865,332 km (0.111 R)
• M28: 37,264,830 km (0.068 R)
• M29: 37,555,199 km (0.08 R)
• M30: 39,329,131 km (0.107 R)
• M31: 43,202,668 km (0.067 R)
• M32: 47,153,249 km (0.092 R)
• M33: 48,177,246 km (0.046 R)
• M34: 49,215,904 km (0.086 R)
• M35: 52,421,338 km (0.039 R)
• M36: 53,152,123 km (0.046 R)
• M37: 55,196,678 km (0.12 R)
• M38: 63,485,447 km (0.085 R)
• M39: 64,733,392 km (0.093 R)
• M40: 70,109,042 km (0.037 R)
• M41: 71,890,154 km (0.109 R)
• M42: 73,018,571 km (0.073 R)
• M43: 77,178,439 km (0.065 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 19,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit