🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.79 AU - 0.85 AU

Year: 286 Days

Day: 35.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.65 AU - 1.01 AU

Year: 291 Days

Day: 27.3 Hours

Environment

Temp: 38 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.75 AU - 1.03 AU

Year: 323 Days

Day: 16.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,431,641 km

• M1: 69,563 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.3 AU - 1.68 AU

Year: 700 Days

Day: 22.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,431,641 km

• M1: 152,590 km (0.074 R)
• M2: 780,153 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.45 AU - 1.71 AU

Year: 765 Days

Day: 40.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.04 AU - 2.56 AU

Year: 1343 Days

Day: 36.8 Hours

Environment

Temp: -100 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.85 AU - 2.85 AU

Year: 1387 Days

Day: 18.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.7

Radius: 3

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 9.68 AU - 15.52 AU

Year: 17220 Days

Day: 22 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,431,641 km

• M1: 400,174 km (0.115 R)
• M2: 1,174,642 km (0.085 R)
• M3: 1,661,434 km (0.09 R)
• M4: 3,053,592 km (0.092 R)
• M5: 4,731,930 km (0.041 R)
• M6: 5,101,736 km (0.057 R)
• M7: 5,662,878 km (0.118 R)
• M8: 8,134,833 km (0.077 R)
• M9: 14,504,411 km (0.079 R)
• M10: 17,160,222 km (0.114 R)
• M11: 22,813,077 km (0.108 R)
• M12: 27,533,488 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.9

Radius: 7.3

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 11.09 AU - 17.01 AU

Year: 20276 Days

Day: 19.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,431,641 km

• M1: 90,806 km (0.091 R)
• M2: 337,942 km (0.034 R)
• M3: 815,458 km (0.117 R)
• M4: 1,200,972 km (0.071 R)
• M5: 1,429,557 km (0.087 R)
• M6: 2,162,138 km (0.086 R)
• M7: 2,483,474 km (0.115 R)
• M8: 2,906,088 km (0.078 R)
• M9: 3,272,753 km (0.119 R)
• M10: 3,923,653 km (0.038 R)
• M11: 5,092,012 km (0.073 R)
• M12: 5,372,359 km (0.078 R)
• M13: 7,146,440 km (0.112 R)
• M14: 8,722,902 km (0.114 R)
• M15: 9,074,158 km (0.068 R)
• M16: 10,130,020 km (0.036 R)
• M17: 11,148,333 km (0.117 R)
• M18: 13,189,745 km (0.116 R)
• M19: 16,738,506 km (0.035 R)
• M20: 23,371,975 km (0.115 R)
• M21: 28,615,679 km (0.117 R)
• M22: 30,295,364 km (0.078 R)
• M23: 34,468,397 km (0.093 R)
• M24: 34,842,990 km (0.075 R)
• M25: 38,203,855 km (0.064 R)
• M26: 44,226,067 km (0.104 R)
• M27: 46,619,334 km (0.069 R)
• M28: 50,369,005 km (0.058 R)
• M29: 51,499,516 km (0.095 R)
• M30: 52,152,959 km (0.118 R)
• M31: 56,536,177 km (0.087 R)
• M32: 57,581,417 km (0.109 R)
• M33: 59,890,161 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 16,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit