🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.66 AU - 1 AU

Year: 286 Days

Day: 30.4 Hours

Environment

Temp: 149 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,448,930 km

• M1: 29,022 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.3 AU - 1.8 AU

Year: 731 Days

Day: 33.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.44 AU - 1.98 AU

Year: 847 Days

Day: 13.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,448,930 km

• M1: 428,747 km (0.026 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.61 AU - 3.29 AU

Year: 1919 Days

Day: 38.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.8 AU - 4.1 AU

Year: 2427 Days

Day: 14.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,448,930 km

• M1: 40,990 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.6

Radius: 8.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.42 AU - 5.44 AU

Year: 3531 Days

Day: 14.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,448,930 km

• M1: 110,702 km (0.119 R)
• M2: 440,267 km (0.05 R)
• M3: 1,415,944 km (0.074 R)
• M4: 1,785,151 km (0.064 R)
• M5: 2,361,402 km (0.1 R)
• M6: 6,320,061 km (0.083 R)
• M7: 6,862,503 km (0.072 R)
• M8: 7,516,395 km (0.103 R)
• M9: 13,347,571 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.3

Radius: 9

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.32 AU - 7.12 AU

Year: 5181 Days

Day: 5.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,448,930 km

• M1: 113,096 km (0.1 R)
• M2: 740,958 km (0.076 R)
• M3: 1,137,393 km (0.084 R)
• M4: 1,708,258 km (0.078 R)
• M5: 2,052,782 km (0.088 R)
• M6: 2,428,422 km (0.109 R)
• M7: 3,395,872 km (0.12 R)
• M8: 4,482,850 km (0.102 R)
• M9: 4,967,098 km (0.071 R)
• M10: 6,302,109 km (0.111 R)
• M11: 6,785,759 km (0.079 R)
• M12: 9,009,831 km (0.06 R)
• M13: 9,313,515 km (0.076 R)
• M14: 11,108,390 km (0.099 R)
• M15: 12,271,214 km (0.098 R)
• M16: 12,739,455 km (0.092 R)
• M17: 16,982,350 km (0.091 R)
• M18: 18,339,951 km (0.111 R)
• M19: 20,088,750 km (0.103 R)
• M20: 20,805,324 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.2

Radius: 3.6

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 11.81 AU - 12.37 AU

Year: 15922 Days

Day: 21.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,448,930 km

• M1: 44,879 km (0.075 R)
• M2: 204,799 km (0.064 R)
• M3: 326,273 km (0.087 R)
• M4: 621,878 km (0.112 R)
• M5: 753,674 km (0.077 R)
• M6: 888,911 km (0.116 R)
• M7: 1,717,084 km (0.099 R)
• M8: 1,992,494 km (0.086 R)
• M9: 2,154,658 km (0.076 R)
• M10: 4,165,852 km (0.11 R)
• M11: 4,477,015 km (0.082 R)
• M12: 10,564,153 km (0.068 R)
• M13: 15,312,838 km (0.096 R)
• M14: 15,784,969 km (0.111 R)
• M15: 16,375,282 km (0.027 R)
• M16: 17,771,030 km (0.12 R)
• M17: 19,855,677 km (0.068 R)
• M18: 20,228,624 km (0.11 R)
• M19: 20,353,987 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711

Radius: 3.2

Gravity: 69.43 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 13.98 AU - 14.32 AU

Year: 20160 Days

Day: 17.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,448,930 km

• M1: 39,793 km (0.092 R)
• M2: 142,866 km (0.084 R)
• M3: 333,603 km (0.09 R)
• M4: 613,800 km (0.054 R)
• M5: 886,667 km (0.098 R)
• M6: 1,136,944 km (0.102 R)
• M7: 1,293,423 km (0.034 R)
• M8: 1,580,502 km (0.034 R)
• M9: 2,459,239 km (0.044 R)
• M10: 3,532,305 km (0.112 R)
• M11: 4,919,975 km (0.09 R)
• M12: 5,453,441 km (0.088 R)
• M13: 8,871,004 km (0.102 R)
• M14: 11,050,196 km (0.118 R)
• M15: 12,778,800 km (0.088 R)
• M16: 18,133,805 km (0.101 R)
• M17: 25,469,337 km (0.075 R)
• M18: 28,216,253 km (0.048 R)
• M19: 41,026,019 km (0.119 R)
• M20: 41,636,977 km (0.05 R)
• M21: 44,141,545 km (0.116 R)
• M22: 51,189,848 km (0.062 R)
• M23: 55,349,866 km (0.059 R)
• M24: 62,103,761 km (0.113 R)
• M25: 67,886,317 km (0.081 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 17,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit