🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.43 AU - 0.61 AU

Year: 139 Days

Day: 41.3 Hours

Environment

Temp: 245 °C

Axial Tilt: 3.1 °

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: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.68 AU - 0.82 AU

Year: 241 Days

Day: 24.5 Hours

Environment

Temp: 90 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.59 AU - 0.91 AU

Year: 241 Days

Day: 37.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.84 AU - 1.2 AU

Year: 382 Days

Day: 33.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.72 AU - 4.12 AU

Year: 2346 Days

Day: 17 Hours

Environment

Temp: -126 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,937,898 km

• M1: 595,549 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.3

Radius: 9.6

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.53 AU - 12.43 AU

Year: 11692 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,937,898 km

• M1: 173,085 km (0.114 R)
• M2: 639,082 km (0.087 R)
• M3: 940,223 km (0.108 R)
• M4: 1,240,615 km (0.045 R)
• M5: 2,821,865 km (0.088 R)
• M6: 3,121,210 km (0.108 R)
• M7: 8,585,123 km (0.029 R)
• M8: 10,343,795 km (0.117 R)
• M9: 10,722,427 km (0.095 R)
• M10: 11,557,782 km (0.118 R)
• M11: 19,870,487 km (0.098 R)
• M12: 29,439,963 km (0.109 R)
• M13: 31,763,966 km (0.106 R)
• M14: 33,999,258 km (0.073 R)

Asteroid Belt

Center: 10.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.6

Radius: 9.3

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 9.25 AU - 12.71 AU

Year: 13493 Days

Day: 8.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,937,898 km

• M1: 156,180 km (0.113 R)
• M2: 1,073,963 km (0.111 R)
• M3: 1,682,826 km (0.087 R)
• M4: 2,084,646 km (0.079 R)
• M5: 2,401,195 km (0.051 R)
• M6: 2,727,169 km (0.082 R)
• M7: 3,208,276 km (0.091 R)
• M8: 4,727,143 km (0.107 R)
• M9: 5,350,517 km (0.069 R)
• M10: 5,719,875 km (0.104 R)
• M11: 7,281,676 km (0.116 R)
• M12: 7,923,002 km (0.1 R)
• M13: 9,109,613 km (0.09 R)
• M14: 10,074,369 km (0.092 R)
• M15: 10,696,697 km (0.111 R)
• M16: 11,647,241 km (0.058 R)
• M17: 12,206,139 km (0.048 R)
• M18: 12,717,764 km (0.079 R)
• M19: 13,177,179 km (0.058 R)
• M20: 13,579,747 km (0.069 R)
• M21: 13,921,428 km (0.106 R)
• M22: 14,268,944 km (0.112 R)
• M23: 15,791,850 km (0.075 R)
• M24: 17,022,891 km (0.095 R)
• M25: 17,500,557 km (0.116 R)
• M26: 18,316,614 km (0.11 R)
• M27: 22,590,475 km (0.081 R)
• M28: 24,351,093 km (0.115 R)
• M29: 28,365,252 km (0.039 R)
• M30: 35,956,447 km (0.102 R)
• M31: 40,991,911 km (0.084 R)
• M32: 47,098,945 km (0.112 R)
• M33: 48,675,407 km (0.09 R)
• M34: 52,100,002 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644

Radius: 3

Gravity: 71.56 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10.55 AU - 15.47 AU

Year: 17403 Days

Day: 23.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,937,898 km

• M1: 37,250 km (0.08 R)
• M2: 290,220 km (0.116 R)
• M3: 420,220 km (0.118 R)
• M4: 731,085 km (0.077 R)
• M5: 1,073,066 km (0.118 R)
• M6: 1,511,986 km (0.083 R)
• M7: 1,982,770 km (0.108 R)
• M8: 2,159,595 km (0.082 R)
• M9: 2,368,134 km (0.074 R)
• M10: 3,393,628 km (0.101 R)
• M11: 5,435,938 km (0.075 R)
• M12: 5,860,945 km (0.061 R)
• M13: 7,222,735 km (0.096 R)
• M14: 7,735,855 km (0.092 R)
• M15: 7,977,007 km (0.045 R)
• M16: 8,074,695 km (0.118 R)
• M17: 9,258,014 km (0.099 R)
• M18: 9,474,931 km (0.107 R)
• M19: 11,458,000 km (0.09 R)
• M20: 15,908,686 km (0.08 R)
• M21: 16,298,389 km (0.046 R)
• M22: 24,649,092 km (0.054 R)
• M23: 28,113,778 km (0.093 R)
• M24: 28,912,631 km (0.077 R)
• M25: 29,143,610 km (0.032 R)
• M26: 30,198,425 km (0.094 R)
• M27: 39,710,007 km (0.093 R)
• M28: 45,214,161 km (0.096 R)
• M29: 51,712,992 km (0.111 R)
• M30: 52,738,485 km (0.06 R)
• M31: 55,361,385 km (0.113 R)
• M32: 60,299,311 km (0.066 R)
• M33: 61,816,832 km (0.069 R)
• M34: 63,944,862 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 15,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit