🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.67 AU - 1.09 AU

Year: 305 Days

Day: 13.7 Hours

Environment

Temp: 106 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,733,241 km

• M1: 43,084 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.14 AU - 1.14 AU

Year: 449 Days

Day: 32.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.27 AU - 2.77 AU

Year: 1476 Days

Day: 27.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,733,241 km

• M1: 478,564 km (0.105 R)
• M2: 785,688 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.19 AU - 3.13 AU

Year: 1601 Days

Day: 19 Hours

Environment

Temp: -91 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.31 AU - 4.33 AU

Year: 2755 Days

Day: 30.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,733,241 km

• M1: 241,900 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.01 AU - 4.13 AU

Year: 3029 Days

Day: 41 Hours

Environment

Temp: -123 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,733,241 km

• M1: 1,660,237 km (0.113 R)

Asteroid Belt

Center: 6.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810

Radius: 14.9

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.87 AU - 9.01 AU

Year: 9862 Days

Day: 7.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,733,241 km

• M1: 185,352 km (0.098 R)
• M2: 696,528 km (0.078 R)
• M3: 1,431,053 km (0.057 R)
• M4: 1,934,899 km (0.09 R)
• M5: 2,823,959 km (0.106 R)
• M6: 3,608,600 km (0.098 R)
• M7: 5,151,552 km (0.081 R)
• M8: 5,893,558 km (0.086 R)
• M9: 6,629,280 km (0.1 R)
• M10: 7,220,790 km (0.113 R)
• M11: 7,977,007 km (0.099 R)
• M12: 9,257,864 km (0.115 R)
• M13: 11,710,821 km (0.09 R)
• M14: 12,637,131 km (0.069 R)
• M15: 15,369,386 km (0.117 R)
• M16: 18,169,409 km (0.106 R)
• M17: 18,861,150 km (0.031 R)
• M18: 25,996,370 km (0.108 R)
• M19: 27,271,841 km (0.071 R)
• M20: 27,975,849 km (0.078 R)
• M21: 34,399,731 km (0.078 R)
• M22: 38,515,917 km (0.109 R)
• M23: 40,822,716 km (0.064 R)
• M24: 50,221,202 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.9

Radius: 4.4

Gravity: 13.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 12.9 AU - 13.72 AU

Year: 17916 Days

Day: 21.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,733,241 km

• M1: 64,626 km (0.113 R)
• M2: 337,942 km (0.046 R)
• M3: 481,855 km (0.107 R)
• M4: 1,681,480 km (0.085 R)
• M5: 2,225,568 km (0.087 R)
• M6: 2,477,191 km (0.099 R)
• M7: 2,683,636 km (0.107 R)
• M8: 3,060,772 km (0.115 R)
• M9: 3,225,928 km (0.095 R)
• M10: 3,811,305 km (0.041 R)
• M11: 4,494,518 km (0.081 R)
• M12: 6,476,541 km (0.119 R)
• M13: 6,868,786 km (0.052 R)
• M14: 12,225,587 km (0.118 R)
• M15: 19,515,491 km (0.062 R)
• M16: 21,001,147 km (0.061 R)
• M17: 21,685,109 km (0.064 R)
• M18: 21,945,409 km (0.117 R)
• M19: 44,533,790 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176

Radius: 4.4

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 14.3 AU - 14.56 AU

Year: 20224 Days

Day: 17.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 48,733,241 km

• M1: 55,800 km (0.048 R)
• M2: 368,011 km (0.084 R)
• M3: 727,644 km (0.092 R)
• M4: 1,023,549 km (0.074 R)
• M5: 1,679,984 km (0.112 R)
• M6: 2,383,094 km (0.088 R)
• M7: 2,768,159 km (0.067 R)
• M8: 5,271,679 km (0.04 R)
• M9: 5,816,814 km (0.11 R)
• M10: 7,179,501 km (0.062 R)
• M11: 7,342,862 km (0.094 R)
• M12: 9,022,248 km (0.111 R)
• M13: 11,433,017 km (0.103 R)
• M14: 13,361,483 km (0.089 R)
• M15: 13,922,775 km (0.059 R)
• M16: 15,838,375 km (0.094 R)
• M17: 18,836,317 km (0.072 R)
• M18: 24,421,553 km (0.103 R)
• M19: 27,190,161 km (0.091 R)
• M20: 31,342,100 km (0.083 R)
• M21: 32,331,241 km (0.098 R)
• M22: 46,433,833 km (0.097 R)
• M23: 46,575,352 km (0.113 R)
• M24: 48,587,294 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 149 - 15,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit