🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.54 AU - 0.56 AU

Year: 154 Days

Day: 41.7 Hours

Environment

Temp: 228 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,242,560 km

• M1: 45,328 km (0.031 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.38 AU - 1.54 AU

Year: 668 Days

Day: 39.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.22 AU - 3.3 AU

Year: 1737 Days

Day: 43.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 11.2

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.13 AU - 6.49 AU

Year: 4634 Days

Day: 14.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,242,560 km

• M1: 139,276 km (0.038 R)
• M2: 893,997 km (0.097 R)
• M3: 1,430,006 km (0.1 R)
• M4: 2,677,503 km (0.105 R)
• M5: 4,596,095 km (0.039 R)
• M6: 5,234,429 km (0.107 R)
• M7: 7,228,120 km (0.083 R)
• M8: 10,025,750 km (0.069 R)
• M9: 12,299,189 km (0.04 R)
• M10: 13,319,147 km (0.062 R)
• M11: 14,120,393 km (0.074 R)
• M12: 14,672,260 km (0.111 R)
• M13: 15,701,793 km (0.119 R)
• M14: 16,474,765 km (0.113 R)
• M15: 16,901,418 km (0.113 R)
• M16: 17,273,019 km (0.086 R)
• M17: 18,096,854 km (0.1 R)
• M18: 30,672,051 km (0.111 R)

Asteroid Belt

Center: 5.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.4

Radius: 10.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.95 AU - 6.99 AU

Year: 6233 Days

Day: 7.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,242,560 km

• M1: 133,142 km (0.109 R)
• M2: 683,662 km (0.103 R)
• M3: 1,438,084 km (0.104 R)
• M4: 2,183,231 km (0.108 R)
• M5: 2,621,254 km (0.113 R)
• M6: 3,134,524 km (0.095 R)
• M7: 4,236,313 km (0.091 R)
• M8: 4,626,015 km (0.073 R)
• M9: 5,231,587 km (0.079 R)
• M10: 6,572,882 km (0.108 R)
• M11: 9,661,330 km (0.087 R)
• M12: 20,219,199 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157

Radius: 14.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.85 AU - 8.99 AU

Year: 9254 Days

Day: 14.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,242,560 km

• M1: 235,617 km (0.069 R)
• M2: 881,281 km (0.105 R)
• M3: 1,703,621 km (0.072 R)
• M4: 2,400,747 km (0.101 R)
• M5: 3,058,080 km (0.118 R)
• M6: 4,494,219 km (0.107 R)
• M7: 9,514,425 km (0.119 R)
• M8: 12,476,313 km (0.056 R)
• M9: 14,299,462 km (0.093 R)
• M10: 15,666,188 km (0.082 R)
• M11: 19,106,341 km (0.114 R)
• M12: 22,803,054 km (0.118 R)
• M13: 24,666,295 km (0.113 R)
• M14: 26,069,374 km (0.031 R)
• M15: 27,689,967 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.9

Radius: 7.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.24 AU - 14.42 AU

Year: 15411 Days

Day: 17.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,242,560 km

• M1: 98,435 km (0.092 R)
• M2: 413,489 km (0.097 R)
• M3: 900,130 km (0.103 R)
• M4: 1,144,274 km (0.082 R)
• M5: 4,350,755 km (0.082 R)
• M6: 4,769,629 km (0.089 R)
• M7: 5,154,095 km (0.065 R)
• M8: 5,720,473 km (0.1 R)
• M9: 6,120,498 km (0.108 R)
• M10: 6,362,547 km (0.089 R)
• M11: 7,126,992 km (0.025 R)
• M12: 9,929,110 km (0.09 R)
• M13: 12,377,728 km (0.072 R)
• M14: 15,265,416 km (0.094 R)
• M15: 15,647,339 km (0.095 R)
• M16: 16,966,493 km (0.12 R)
• M17: 18,573,473 km (0.114 R)
• M18: 24,689,932 km (0.097 R)
• M19: 26,473,737 km (0.097 R)
• M20: 29,112,942 km (0.109 R)
• M21: 29,898,032 km (0.05 R)
• M22: 32,026,062 km (0.098 R)
• M23: 37,380,319 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755

Radius: 8

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 12.23 AU - 12.57 AU

Year: 16538 Days

Day: 16.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,242,560 km

• M1: 99,782 km (0.116 R)
• M2: 352,004 km (0.075 R)
• M3: 758,312 km (0.054 R)
• M4: 1,219,223 km (0.115 R)
• M5: 2,698,895 km (0.105 R)
• M6: 3,089,495 km (0.052 R)
• M7: 3,630,292 km (0.104 R)
• M8: 4,045,276 km (0.088 R)
• M9: 5,149,308 km (0.087 R)
• M10: 6,110,624 km (0.117 R)
• M11: 6,400,096 km (0.042 R)
• M12: 7,278,086 km (0.076 R)
• M13: 8,951,488 km (0.106 R)
• M14: 9,379,786 km (0.078 R)
• M15: 9,821,549 km (0.066 R)
• M16: 10,277,224 km (0.079 R)
• M17: 12,177,117 km (0.101 R)
• M18: 15,639,859 km (0.04 R)
• M19: 17,971,192 km (0.114 R)
• M20: 22,518,668 km (0.086 R)
• M21: 23,511,998 km (0.057 R)
• M22: 24,430,679 km (0.106 R)
• M23: 26,557,512 km (0.116 R)
• M24: 27,441,934 km (0.12 R)
• M25: 27,778,529 km (0.12 R)
• M26: 30,212,636 km (0.093 R)
• M27: 31,912,218 km (0.066 R)
• M28: 37,529,618 km (0.093 R)
• M29: 38,083,429 km (0.101 R)
• M30: 38,502,453 km (0.07 R)
• M31: 41,965,344 km (0.044 R)
• M32: 51,519,562 km (0.088 R)
• M33: 51,860,944 km (0.088 R)
• M34: 64,580,503 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 18,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit