🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.69 AU - 0.75 AU

Year: 229 Days

Day: 31.8 Hours

Environment

Temp: 113 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,419,641 km

• M1: 187,596 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.97 AU - 1.39 AU

Year: 480 Days

Day: 44.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 82,419,641 km

• M1: 45,179 km (0.062 R)
• M2: 591,061 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1 AU - 1.42 AU

Year: 499 Days

Day: 27.5 Hours

Environment

Temp: -10 °C

Axial Tilt: 44.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.97 AU - 2.87 AU

Year: 1411 Days

Day: 14.1 Hours

Environment

Temp: -83 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,419,641 km

• M1: 87,066 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.83 AU - 3.57 AU

Year: 2145 Days

Day: 32.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 116 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,419,641 km

• M1: 250,876 km (0.071 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.8 AU - 4.62 AU

Year: 2678 Days

Day: 24.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,419,641 km

• M1: 345,870 km (0.12 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.3

Radius: 13.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.62 AU - 5.22 AU

Year: 3482 Days

Day: 5.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,419,641 km

• M1: 177,872 km (0.095 R)
• M2: 642,672 km (0.059 R)
• M3: 1,380,788 km (0.054 R)
• M4: 2,426,926 km (0.092 R)
• M5: 2,958,447 km (0.062 R)
• M6: 3,602,766 km (0.077 R)
• M7: 4,928,951 km (0.062 R)
• M8: 12,521,491 km (0.092 R)
• M9: 13,501,507 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.8

Radius: 14

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.79 AU - 7.99 AU

Year: 6777 Days

Day: 10.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,419,641 km

• M1: 174,132 km (0.117 R)
• M2: 720,015 km (0.117 R)
• M3: 1,219,073 km (0.096 R)
• M4: 2,016,430 km (0.116 R)
• M5: 2,758,585 km (0.095 R)
• M6: 4,876,741 km (0.04 R)
• M7: 5,320,149 km (0.066 R)
• M8: 5,758,321 km (0.061 R)
• M9: 7,071,491 km (0.105 R)
• M10: 8,618,184 km (0.103 R)
• M11: 11,944,193 km (0.114 R)
• M12: 12,589,858 km (0.082 R)
• M13: 15,409,179 km (0.114 R)
• M14: 16,633,338 km (0.102 R)
• M15: 17,235,470 km (0.108 R)
• M16: 19,421,544 km (0.078 R)
• M17: 24,681,405 km (0.09 R)
• M18: 28,959,754 km (0.12 R)
• M19: 32,657,963 km (0.08 R)
• M20: 35,547,745 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981

Radius: 6.3

Gravity: 24.72 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 13.02 AU - 20.06 AU

Year: 25208 Days

Day: 23.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,419,641 km

• M1: 80,035 km (0.067 R)
• M2: 480,359 km (0.08 R)
• M3: 711,487 km (0.092 R)
• M4: 1,044,642 km (0.052 R)
• M5: 1,640,789 km (0.075 R)
• M6: 2,467,018 km (0.07 R)
• M7: 2,805,259 km (0.06 R)
• M8: 3,385,699 km (0.084 R)
• M9: 3,871,443 km (0.12 R)
• M10: 4,402,516 km (0.083 R)
• M11: 5,565,190 km (0.089 R)
• M12: 9,938,834 km (0.094 R)
• M13: 10,862,750 km (0.056 R)
• M14: 13,187,202 km (0.058 R)
• M15: 14,138,345 km (0.107 R)
• M16: 15,649,433 km (0.111 R)
• M17: 16,265,178 km (0.116 R)
• M18: 17,172,639 km (0.119 R)
• M19: 21,247,984 km (0.087 R)
• M20: 24,141,057 km (0.098 R)
• M21: 26,046,186 km (0.058 R)
• M22: 27,666,181 km (0.078 R)
• M23: 29,617,386 km (0.083 R)
• M24: 33,357,632 km (0.106 R)
• M25: 35,716,342 km (0.071 R)
• M26: 40,434,210 km (0.095 R)
• M27: 42,263,343 km (0.086 R)
• M28: 46,264,637 km (0.099 R)
• M29: 47,530,684 km (0.027 R)
• M30: 50,511,123 km (0.115 R)
• M31: 63,458,519 km (0.093 R)
• M32: 64,795,924 km (0.041 R)
• M33: 66,608,153 km (0.117 R)
• M34: 83,929,492 km (0.1 R)
• M35: 92,758,758 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386

Radius: 6.5

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 14.95 AU - 22.23 AU

Year: 30036 Days

Day: 21.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,419,641 km

• M1: 84,672 km (0.069 R)
• M2: 326,722 km (0.062 R)
• M3: 577,149 km (0.109 R)
• M4: 945,608 km (0.094 R)
• M5: 1,219,073 km (0.092 R)
• M6: 1,544,748 km (0.107 R)
• M7: 2,007,005 km (0.115 R)
• M8: 2,463,279 km (0.082 R)
• M9: 4,492,723 km (0.072 R)
• M10: 7,684,394 km (0.114 R)
• M11: 8,961,062 km (0.088 R)
• M12: 9,301,098 km (0.118 R)
• M13: 9,827,383 km (0.105 R)
• M14: 10,250,147 km (0.114 R)
• M15: 11,132,176 km (0.079 R)
• M16: 11,859,820 km (0.083 R)
• M17: 18,224,162 km (0.084 R)
• M18: 18,678,341 km (0.11 R)
• M19: 18,954,649 km (0.115 R)
• M20: 21,970,392 km (0.066 R)
• M21: 23,113,170 km (0.08 R)
• M22: 24,404,349 km (0.072 R)
• M23: 24,845,364 km (0.118 R)
• M24: 25,742,951 km (0.088 R)
• M25: 36,225,573 km (0.098 R)
• M26: 41,296,791 km (0.108 R)
• M27: 47,161,028 km (0.09 R)
• M28: 58,322,974 km (0.112 R)
• M29: 72,248,142 km (0.105 R)
• M30: 73,385,235 km (0.104 R)
• M31: 78,052,839 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 16,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit