🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.77 AU - 0.81 AU

Year: 263 Days

Day: 28.5 Hours

Environment

Temp: 159 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,034,580 km

• M1: 78,988 km (0.074 R)
• M2: 307,723 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.84 AU - 1.17 AU

Year: 375 Days

Day: 42.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.32 AU - 1.9 AU

Year: 766 Days

Day: 20.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,034,580 km

• M1: 40,840 km (0.091 R)
• M2: 439,668 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.59 AU - 1.67 AU

Year: 780 Days

Day: 21.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.73 AU - 2.37 AU

Year: 1100 Days

Day: 18.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.92 AU - 3.2 AU

Year: 1535 Days

Day: 12.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,034,580 km

• M1: 65,673 km (0.101 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.76 AU - 4.42 AU

Year: 3100 Days

Day: 41.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16

Radius: 12.8

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.87 AU - 10.07 AU

Year: 10067 Days

Day: 6.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,034,580 km

• M1: 162,314 km (0.089 R)
• M2: 727,644 km (0.088 R)
• M3: 1,809,237 km (0.092 R)
• M4: 3,262,281 km (0.066 R)
• M5: 3,675,470 km (0.029 R)
• M6: 4,269,074 km (0.068 R)
• M7: 5,386,421 km (0.059 R)
• M8: 5,967,609 km (0.06 R)
• M9: 6,994,748 km (0.088 R)
• M10: 8,251,220 km (0.098 R)
• M11: 8,781,993 km (0.045 R)
• M12: 13,279,354 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.7

Radius: 7.1

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 14.59 AU - 21.13 AU

Year: 28285 Days

Day: 19.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,034,580 km

• M1: 88,263 km (0.095 R)
• M2: 501,901 km (0.118 R)
• M3: 1,596,808 km (0.092 R)
• M4: 3,073,488 km (0.038 R)
• M5: 4,208,188 km (0.115 R)
• M6: 4,676,729 km (0.087 R)
• M7: 5,142,427 km (0.039 R)
• M8: 5,837,758 km (0.069 R)
• M9: 8,982,455 km (0.073 R)
• M10: 12,156,173 km (0.072 R)
• M11: 14,396,102 km (0.057 R)
• M12: 20,226,978 km (0.046 R)
• M13: 21,459,665 km (0.109 R)
• M14: 23,761,827 km (0.114 R)
• M15: 24,918,966 km (0.03 R)
• M16: 28,265,171 km (0.046 R)
• M17: 31,273,136 km (0.102 R)
• M18: 39,494,287 km (0.081 R)
• M19: 50,574,403 km (0.081 R)
• M20: 71,026,376 km (0.109 R)
• M21: 73,419,793 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.4

Radius: 6.6

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 17.51 AU - 20.23 AU

Year: 30718 Days

Day: 16.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,034,580 km

• M1: 83,027 km (0.051 R)
• M2: 423,212 km (0.095 R)
• M3: 934,837 km (0.085 R)
• M4: 2,143,737 km (0.098 R)
• M5: 3,301,176 km (0.101 R)
• M6: 4,220,306 km (0.102 R)
• M7: 5,041,149 km (0.09 R)
• M8: 5,451,047 km (0.108 R)
• M9: 5,964,018 km (0.103 R)
• M10: 6,211,304 km (0.072 R)
• M11: 7,504,876 km (0.079 R)
• M12: 8,139,321 km (0.08 R)
• M13: 8,968,692 km (0.087 R)
• M14: 10,082,896 km (0.062 R)
• M15: 12,382,665 km (0.072 R)
• M16: 15,546,211 km (0.086 R)
• M17: 21,337,443 km (0.093 R)
• M18: 22,706,264 km (0.086 R)
• M19: 23,006,956 km (0.114 R)
• M20: 27,957,897 km (0.102 R)
• M21: 39,609,477 km (0.049 R)
• M22: 52,186,469 km (0.084 R)
• M23: 60,226,906 km (0.099 R)
• M24: 65,751,256 km (0.06 R)
• M25: 66,567,013 km (0.051 R)
• M26: 70,960,703 km (0.108 R)
• M27: 71,603,674 km (0.037 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: 387 - 13,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit