🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.44 AU - 0.6 AU

Year: 142 Days

Day: 30.2 Hours

Environment

Temp: 153 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.49 AU - 0.57 AU

Year: 146 Days

Day: 43.5 Hours

Environment

Temp: 214 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 82,738,267 km

• M1: 46,226 km (0.115 R)
• M2: 204,799 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.93 AU - 1.13 AU

Year: 396 Days

Day: 33.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.43 AU - 1.89 AU

Year: 810 Days

Day: 18 Hours

Environment

Temp: -60 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.7 AU - 1.7 AU

Year: 840 Days

Day: 26.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.3 AU - 5.06 AU

Year: 3237 Days

Day: 32 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.6

Radius: 14.9

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.02 AU - 9.34 AU

Year: 8861 Days

Day: 10.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,738,267 km

• M1: 185,501 km (0.113 R)
• M2: 679,922 km (0.071 R)
• M3: 1,297,911 km (0.096 R)
• M4: 1,778,719 km (0.118 R)
• M5: 2,399,999 km (0.103 R)
• M6: 3,398,116 km (0.072 R)
• M7: 4,510,825 km (0.091 R)
• M8: 5,379,839 km (0.09 R)
• M9: 6,102,845 km (0.11 R)
• M10: 7,047,556 km (0.079 R)
• M11: 8,263,338 km (0.09 R)
• M12: 8,991,730 km (0.12 R)
• M13: 9,912,056 km (0.1 R)
• M14: 11,715,009 km (0.106 R)
• M15: 14,620,649 km (0.1 R)
• M16: 15,147,832 km (0.081 R)
• M17: 18,430,458 km (0.072 R)
• M18: 20,076,333 km (0.095 R)
• M19: 22,247,447 km (0.12 R)
• M20: 23,749,111 km (0.092 R)
• M21: 24,386,846 km (0.054 R)
• M22: 34,440,871 km (0.115 R)
• M23: 37,053,597 km (0.119 R)
• M24: 39,795,726 km (0.035 R)
• M25: 44,708,520 km (0.068 R)
• M26: 45,262,781 km (0.084 R)
• M27: 46,526,583 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72

Radius: 4.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 14.67 AU - 16.91 AU

Year: 23764 Days

Day: 23.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,738,267 km

• M1: 136,583 km (0.094 R)
• M2: 323,879 km (0.116 R)
• M3: 1,484,908 km (0.082 R)
• M4: 1,852,171 km (0.076 R)
• M5: 3,206,481 km (0.1 R)
• M6: 9,686,911 km (0.038 R)
• M7: 11,830,200 km (0.08 R)
• M8: 13,674,891 km (0.103 R)
• M9: 14,089,576 km (0.053 R)
• M10: 25,109,853 km (0.106 R)
• M11: 27,189,413 km (0.111 R)
• M12: 36,770,409 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.3

Radius: 6.3

Gravity: 12.35 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 16.25 AU - 17.97 AU

Year: 26805 Days

Day: 23.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,738,267 km

• M1: 78,988 km (0.119 R)
• M2: 340,934 km (0.033 R)
• M3: 654,341 km (0.085 R)
• M4: 1,432,848 km (0.108 R)
• M5: 1,705,416 km (0.077 R)
• M6: 2,094,370 km (0.056 R)
• M7: 3,298,633 km (0.115 R)
• M8: 3,934,873 km (0.107 R)
• M9: 4,367,959 km (0.112 R)
• M10: 6,650,373 km (0.095 R)
• M11: 7,313,391 km (0.097 R)
• M12: 9,803,148 km (0.069 R)
• M13: 10,287,397 km (0.071 R)
• M14: 15,066,301 km (0.115 R)
• M15: 15,874,877 km (0.109 R)
• M16: 16,457,860 km (0.114 R)
• M17: 17,490,235 km (0.112 R)
• M18: 18,748,503 km (0.095 R)
• M19: 19,118,757 km (0.097 R)
• M20: 20,356,081 km (0.046 R)
• M21: 24,606,905 km (0.095 R)
• M22: 27,114,913 km (0.097 R)
• M23: 27,469,759 km (0.106 R)
• M24: 30,292,671 km (0.088 R)
• M25: 31,839,663 km (0.115 R)
• M26: 35,511,393 km (0.084 R)
• M27: 43,038,260 km (0.119 R)
• M28: 50,306,323 km (0.048 R)
• M29: 56,986,915 km (0.041 R)
• M30: 57,374,374 km (0.108 R)
• M31: 72,982,219 km (0.104 R)
• M32: 73,898,356 km (0.108 R)
• M33: 79,556,297 km (0.038 R)
• M34: 80,283,193 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 15,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit