🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.55 AU - 0.77 AU

Year: 199 Days

Day: 32.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.65 AU - 0.87 AU

Year: 246 Days

Day: 12.5 Hours

Environment

Temp: 90 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.83 AU - 1.05 AU

Year: 338 Days

Day: 24 Hours

Environment

Temp: 16 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 84,590,886 km

• M1: 37,100 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.48 AU - 1.58 AU

Year: 702 Days

Day: 29.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,590,886 km

• M1: 42,037 km (0.06 R)
• M2: 141,669 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.45 AU - 1.71 AU

Year: 737 Days

Day: 29.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,590,886 km

• M1: 186,997 km (0.079 R)
• M2: 1,404,275 km (0.084 R)

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.9

Radius: 10.4

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.71 AU - 5.59 AU

Year: 3719 Days

Day: 9.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,590,886 km

• M1: 129,402 km (0.1 R)
• M2: 629,508 km (0.091 R)
• M3: 1,124,078 km (0.084 R)
• M4: 1,515,726 km (0.093 R)
• M5: 2,047,546 km (0.098 R)
• M6: 2,641,001 km (0.088 R)
• M7: 3,208,874 km (0.117 R)
• M8: 3,933,676 km (0.041 R)
• M9: 6,196,942 km (0.093 R)
• M10: 6,714,401 km (0.099 R)
• M11: 7,438,904 km (0.095 R)
• M12: 8,247,031 km (0.102 R)
• M13: 8,873,697 km (0.096 R)
• M14: 9,531,778 km (0.096 R)
• M15: 10,371,770 km (0.082 R)
• M16: 16,072,197 km (0.117 R)
• M17: 17,580,592 km (0.074 R)
• M18: 18,231,493 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 12.8

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.29 AU - 7.55 AU

Year: 6033 Days

Day: 10.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,590,886 km

• M1: 159,172 km (0.089 R)
• M2: 607,966 km (0.108 R)
• M3: 1,076,506 km (0.118 R)
• M4: 1,550,732 km (0.082 R)
• M5: 2,086,591 km (0.059 R)
• M6: 2,486,616 km (0.112 R)
• M7: 2,971,612 km (0.091 R)
• M8: 3,519,739 km (0.096 R)
• M9: 4,682,114 km (0.086 R)
• M10: 5,842,844 km (0.11 R)
• M11: 7,529,560 km (0.068 R)
• M12: 10,165,624 km (0.112 R)
• M13: 12,995,717 km (0.054 R)
• M14: 13,647,515 km (0.09 R)
• M15: 15,578,673 km (0.052 R)
• M16: 15,996,351 km (0.106 R)
• M17: 17,405,712 km (0.041 R)
• M18: 18,313,173 km (0.052 R)

Asteroid Belt

Center: 12.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.3

Radius: 3.2

Gravity: 40.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.78 AU - 22.78 AU

Year: 30182 Days

Day: 23.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 84,590,886 km

• M1: 40,990 km (0.098 R)
• M2: 440,715 km (0.079 R)
• M3: 757,564 km (0.04 R)
• M4: 880,084 km (0.114 R)
• M5: 1,082,041 km (0.117 R)
• M6: 2,210,458 km (0.073 R)
• M7: 2,415,258 km (0.082 R)
• M8: 3,633,882 km (0.048 R)
• M9: 4,050,662 km (0.113 R)
• M10: 4,570,215 km (0.069 R)
• M11: 5,093,957 km (0.117 R)
• M12: 5,290,379 km (0.076 R)
• M13: 6,668,774 km (0.068 R)
• M14: 8,216,065 km (0.116 R)
• M15: 10,482,323 km (0.049 R)
• M16: 10,608,733 km (0.091 R)
• M17: 10,736,041 km (0.096 R)
• M18: 11,791,753 km (0.11 R)
• M19: 12,066,115 km (0.084 R)
• M20: 14,030,335 km (0.094 R)
• M21: 14,888,279 km (0.071 R)
• M22: 15,533,794 km (0.051 R)
• M23: 16,030,010 km (0.1 R)
• M24: 19,420,646 km (0.056 R)
• M25: 19,611,234 km (0.104 R)
• M26: 23,908,582 km (0.093 R)
• M27: 25,469,636 km (0.051 R)
• M28: 26,391,458 km (0.07 R)
• M29: 31,075,218 km (0.088 R)
• M30: 32,393,923 km (0.115 R)
• M31: 35,995,940 km (0.066 R)
• M32: 36,572,790 km (0.092 R)
• M33: 37,449,433 km (0.05 R)
• M34: 41,568,611 km (0.065 R)
• M35: 46,148,699 km (0.092 R)
• M36: 54,195,120 km (0.025 R)
• M37: 61,063,158 km (0.114 R)
• M38: 61,472,308 km (0.11 R)
• M39: 62,503,038 km (0.059 R)
• M40: 65,023,612 km (0.078 R)
• M41: 70,715,811 km (0.095 R)
• M42: 71,166,849 km (0.116 R)
• M43: 72,990,596 km (0.11 R)
• M44: 81,583,498 km (0.111 R)
• M45: 83,580,330 km (0.107 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: 496 - 19,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit