🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.47 AU - 0.61 AU

Year: 149 Days

Day: 14.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.56 AU - 0.74 AU

Year: 196 Days

Day: 13.3 Hours

Environment

Temp: 128 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.56 AU - 0.76 AU

Year: 201 Days

Day: 22.5 Hours

Environment

Temp: 202 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.64 AU - 0.92 AU

Year: 258 Days

Day: 30.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.88 AU - 0.92 AU

Year: 320 Days

Day: 33.6 Hours

Environment

Temp: 37 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,156,053 km

• M1: 764,445 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.91 AU - 0.99 AU

Year: 347 Days

Day: 42 Hours

Environment

Temp: 34 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 7 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.32 AU - 4.44 AU

Year: 2864 Days

Day: 18.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,156,053 km

• M1: 1,784,553 km (0.078 R)

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.4

Radius: 13.1

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.1 AU - 6.28 AU

Year: 5086 Days

Day: 10.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,156,053 km

• M1: 218,862 km (0.067 R)
• M2: 668,403 km (0.095 R)
• M3: 1,103,883 km (0.059 R)
• M4: 1,517,072 km (0.116 R)
• M5: 2,139,250 km (0.045 R)
• M6: 3,138,115 km (0.104 R)
• M7: 4,303,632 km (0.111 R)
• M8: 5,304,142 km (0.078 R)
• M9: 5,799,461 km (0.099 R)
• M10: 6,486,264 km (0.051 R)
• M11: 7,332,091 km (0.025 R)
• M12: 8,212,175 km (0.106 R)
• M13: 8,957,621 km (0.066 R)
• M14: 9,790,732 km (0.056 R)
• M15: 11,230,462 km (0.074 R)
• M16: 12,149,591 km (0.091 R)
• M17: 12,704,300 km (0.1 R)
• M18: 14,695,298 km (0.037 R)
• M19: 15,441,791 km (0.086 R)
• M20: 16,578,286 km (0.111 R)
• M21: 17,898,488 km (0.113 R)
• M22: 20,043,422 km (0.113 R)
• M23: 21,250,078 km (0.089 R)
• M24: 22,056,411 km (0.094 R)
• M25: 22,655,401 km (0.089 R)
• M26: 25,650,799 km (0.067 R)
• M27: 27,157,848 km (0.074 R)
• M28: 31,464,771 km (0.035 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395

Radius: 14.7

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.31 AU - 6.85 AU

Year: 5618 Days

Day: 11.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,156,053 km

• M1: 182,809 km (0.106 R)
• M2: 889,659 km (0.04 R)
• M3: 1,771,089 km (0.105 R)
• M4: 3,019,932 km (0.108 R)
• M5: 5,075,108 km (0.101 R)
• M6: 6,458,888 km (0.119 R)
• M7: 8,261,393 km (0.034 R)
• M8: 9,123,675 km (0.11 R)
• M9: 10,379,848 km (0.112 R)
• M10: 11,249,760 km (0.118 R)
• M11: 13,184,659 km (0.063 R)
• M12: 13,688,654 km (0.078 R)
• M13: 14,896,657 km (0.073 R)
• M14: 15,721,988 km (0.099 R)
• M15: 16,752,568 km (0.101 R)
• M16: 17,284,538 km (0.078 R)
• M17: 21,055,900 km (0.101 R)
• M18: 23,097,163 km (0.079 R)
• M19: 26,125,174 km (0.055 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.7

Radius: 3.8

Gravity: 11.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 14.85 AU - 22.47 AU

Year: 30206 Days

Day: 17.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,156,053 km

• M1: 51,910 km (0.096 R)
• M2: 240,553 km (0.118 R)
• M3: 647,460 km (0.079 R)
• M4: 3,142,453 km (0.064 R)
• M5: 3,348,748 km (0.099 R)
• M6: 6,619,855 km (0.115 R)
• M7: 13,462,761 km (0.118 R)
• M8: 18,643,784 km (0.119 R)
• M9: 28,512,606 km (0.057 R)
• M10: 29,295,003 km (0.051 R)
• M11: 33,669,394 km (0.045 R)
• M12: 43,390,713 km (0.093 R)
• M13: 58,682,757 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 17,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit