🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.61 AU - 0.77 AU

Year: 215 Days

Day: 36 Hours

Environment

Temp: 175 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.69 AU - 0.81 AU

Year: 243 Days

Day: 26.5 Hours

Environment

Temp: 96 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.79 AU - 0.83 AU

Year: 273 Days

Day: 29.6 Hours

Environment

Temp: 125 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,178,717 km

• M1: 43,683 km (0.1 R)
• M2: 122,072 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.21 AU - 1.51 AU

Year: 594 Days

Day: 22.6 Hours

Environment

Temp: -25 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.99 AU - 3.09 AU

Year: 1986 Days

Day: 31.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,178,717 km

• M1: 900,579 km (0.039 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.83 AU - 4.45 AU

Year: 2602 Days

Day: 29.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.14 AU - 4.48 AU

Year: 3353 Days

Day: 24.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.6

Radius: 4.1

Gravity: 27.1 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.09 AU - 21.89 AU

Year: 28594 Days

Day: 16.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,178,717 km

• M1: 51,013 km (0.062 R)
• M2: 253,718 km (0.089 R)
• M3: 593,006 km (0.117 R)
• M4: 876,644 km (0.1 R)
• M5: 1,447,808 km (0.072 R)
• M6: 1,860,848 km (0.097 R)
• M7: 3,948,636 km (0.077 R)
• M8: 6,336,816 km (0.05 R)
• M9: 7,129,535 km (0.066 R)
• M10: 8,144,108 km (0.025 R)
• M11: 8,466,342 km (0.05 R)
• M12: 9,367,220 km (0.097 R)
• M13: 10,022,609 km (0.094 R)
• M14: 12,033,054 km (0.094 R)
• M15: 12,310,558 km (0.106 R)
• M16: 14,219,876 km (0.117 R)
• M17: 17,002,546 km (0.076 R)
• M18: 18,429,410 km (0.037 R)
• M19: 20,225,034 km (0.102 R)
• M20: 21,722,508 km (0.049 R)
• M21: 22,550,682 km (0.076 R)
• M22: 22,972,548 km (0.043 R)
• M23: 23,292,388 km (0.06 R)
• M24: 33,773,514 km (0.099 R)
• M25: 33,910,995 km (0.119 R)
• M26: 38,359,736 km (0.039 R)
• M27: 39,567,739 km (0.068 R)
• M28: 40,181,240 km (0.083 R)
• M29: 41,427,091 km (0.092 R)
• M30: 44,324,054 km (0.096 R)
• M31: 44,985,576 km (0.098 R)
• M32: 51,967,757 km (0.111 R)
• M33: 54,383,464 km (0.084 R)
• M34: 59,437,628 km (0.067 R)
• M35: 75,987,341 km (0.08 R)
• M36: 81,789,045 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.8

Radius: 3.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 14.85 AU - 23.73 AU

Year: 31749 Days

Day: 22.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,178,717 km

• M1: 48,769 km (0.114 R)
• M2: 497,563 km (0.051 R)
• M3: 1,186,162 km (0.101 R)
• M4: 1,507,647 km (0.105 R)
• M5: 2,139,250 km (0.093 R)
• M6: 2,696,352 km (0.087 R)
• M7: 7,719,998 km (0.077 R)
• M8: 8,549,070 km (0.081 R)
• M9: 9,196,679 km (0.082 R)
• M10: 11,777,242 km (0.068 R)
• M11: 14,096,907 km (0.091 R)
• M12: 20,171,178 km (0.101 R)
• M13: 21,397,731 km (0.077 R)
• M14: 23,640,353 km (0.118 R)
• M15: 24,542,877 km (0.101 R)
• M16: 27,684,582 km (0.115 R)
• M17: 30,025,938 km (0.082 R)
• M18: 30,551,924 km (0.11 R)
• M19: 35,916,953 km (0.093 R)
• M20: 38,820,498 km (0.116 R)
• M21: 42,401,272 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 14,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit