🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.54 AU - 0.86 AU

Year: 250 Days

Day: 28.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,040,208 km

• M1: 162,613 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.79 AU - 1.25 AU

Year: 440 Days

Day: 41.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.66 AU - 2.12 AU

Year: 1111 Days

Day: 41.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490

Radius: 9.3

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.43 AU - 3.79 AU

Year: 2932 Days

Day: 6.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,040,208 km

• M1: 115,639 km (0.108 R)
• M2: 427,401 km (0.091 R)
• M3: 726,148 km (0.106 R)
• M4: 1,091,466 km (0.06 R)
• M5: 1,549,086 km (0.061 R)
• M6: 2,341,506 km (0.037 R)
• M7: 3,598,128 km (0.095 R)
• M8: 3,997,405 km (0.079 R)
• M9: 4,597,292 km (0.082 R)
• M10: 4,953,335 km (0.095 R)
• M11: 5,424,269 km (0.063 R)
• M12: 6,428,370 km (0.095 R)
• M13: 7,860,022 km (0.089 R)
• M14: 8,700,612 km (0.089 R)
• M15: 9,246,944 km (0.118 R)
• M16: 9,925,370 km (0.094 R)
• M17: 10,295,475 km (0.108 R)
• M18: 13,597,100 km (0.111 R)
• M19: 14,100,198 km (0.096 R)
• M20: 14,663,284 km (0.068 R)
• M21: 15,884,452 km (0.112 R)
• M22: 17,706,254 km (0.109 R)
• M23: 18,583,795 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.5

Radius: 9.7

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.85 AU - 5.69 AU

Year: 5172 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,040,208 km

• M1: 124,017 km (0.093 R)
• M2: 428,149 km (0.073 R)
• M3: 937,231 km (0.06 R)
• M4: 1,704,219 km (0.105 R)
• M5: 3,858,428 km (0.067 R)
• M6: 4,360,628 km (0.041 R)
• M7: 4,700,814 km (0.087 R)
• M8: 5,434,891 km (0.059 R)
• M9: 8,152,037 km (0.058 R)
• M10: 9,955,290 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.8

Radius: 8

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.82 AU - 10.46 AU

Year: 13803 Days

Day: 15.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,040,208 km

• M1: 99,483 km (0.116 R)
• M2: 353,051 km (0.11 R)
• M3: 886,966 km (0.074 R)
• M4: 1,669,662 km (0.087 R)
• M5: 2,850,139 km (0.038 R)
• M6: 4,872,851 km (0.086 R)
• M7: 5,770,289 km (0.103 R)
• M8: 6,944,333 km (0.114 R)
• M9: 7,656,419 km (0.103 R)
• M10: 8,270,219 km (0.086 R)
• M11: 8,663,811 km (0.087 R)
• M12: 9,121,730 km (0.098 R)
• M13: 10,649,723 km (0.089 R)
• M14: 14,204,467 km (0.06 R)
• M15: 14,698,140 km (0.088 R)
• M16: 19,067,894 km (0.029 R)
• M17: 20,370,742 km (0.058 R)
• M18: 21,917,734 km (0.085 R)
• M19: 23,346,393 km (0.066 R)
• M20: 24,332,692 km (0.111 R)
• M21: 27,458,091 km (0.076 R)
• M22: 34,115,346 km (0.116 R)
• M23: 36,291,247 km (0.057 R)
• M24: 36,684,689 km (0.054 R)
• M25: 38,422,268 km (0.064 R)
• M26: 50,501,848 km (0.11 R)
• M27: 51,321,046 km (0.045 R)
• M28: 53,322,964 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691

Radius: 4.9

Gravity: 28.78 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 13.72 AU - 17.26 AU

Year: 26062 Days

Day: 23.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,040,208 km

• M1: 62,083 km (0.116 R)
• M2: 270,174 km (0.075 R)
• M3: 574,007 km (0.041 R)
• M4: 1,069,924 km (0.105 R)
• M5: 1,851,722 km (0.074 R)
• M6: 2,144,934 km (0.068 R)
• M7: 2,850,737 km (0.105 R)
• M8: 5,092,611 km (0.092 R)
• M9: 5,375,201 km (0.092 R)
• M10: 5,583,292 km (0.082 R)
• M11: 5,883,684 km (0.115 R)
• M12: 7,549,756 km (0.076 R)
• M13: 8,186,743 km (0.094 R)
• M14: 9,446,507 km (0.094 R)
• M15: 11,639,313 km (0.117 R)
• M16: 16,557,492 km (0.078 R)
• M17: 18,181,826 km (0.117 R)
• M18: 18,651,264 km (0.084 R)
• M19: 20,509,120 km (0.101 R)
• M20: 25,161,614 km (0.075 R)
• M21: 26,575,463 km (0.105 R)
• M22: 30,471,291 km (0.096 R)
• M23: 34,302,493 km (0.096 R)
• M24: 34,731,090 km (0.101 R)
• M25: 36,927,935 km (0.116 R)
• M26: 39,527,497 km (0.108 R)
• M27: 41,112,337 km (0.04 R)
• M28: 43,735,386 km (0.103 R)
• M29: 49,675,469 km (0.076 R)
• M30: 55,344,031 km (0.095 R)
• M31: 55,933,597 km (0.059 R)
• M32: 60,592,972 km (0.083 R)
• M33: 62,697,066 km (0.085 R)
• M34: 68,620,244 km (0.119 R)
• M35: 69,073,376 km (0.053 R)
• M36: 73,477,089 km (0.119 R)
• M37: 76,110,161 km (0.115 R)
• M38: 85,166,666 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 11,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit