🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.44 AU - 0.64 AU

Year: 144 Days

Day: 17.2 Hours

Environment

Temp: 240 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.31 AU - 1.57 AU

Year: 628 Days

Day: 26.4 Hours

Environment

Temp: -21 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,209,311 km

• M1: 644,168 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.31 AU - 3.51 AU

Year: 1804 Days

Day: 17.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,209,311 km

• M1: 137,331 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.4 AU - 4.64 AU

Year: 3493 Days

Day: 39.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 85,209,311 km

• M1: 33,809 km (0.092 R)
• M2: 103,522 km (0.04 R)

Asteroid Belt

Center: 5.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.2

Radius: 14.3

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.44 AU - 7.04 AU

Year: 6359 Days

Day: 8.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,209,311 km

• M1: 177,872 km (0.083 R)
• M2: 833,111 km (0.102 R)
• M3: 1,324,988 km (0.055 R)
• M4: 1,944,324 km (0.116 R)
• M5: 2,960,542 km (0.077 R)
• M6: 4,719,962 km (0.025 R)
• M7: 6,481,926 km (0.12 R)
• M8: 6,957,947 km (0.047 R)
• M9: 8,329,909 km (0.11 R)
• M10: 8,893,743 km (0.081 R)
• M11: 9,569,327 km (0.105 R)
• M12: 11,311,843 km (0.062 R)
• M13: 12,936,326 km (0.088 R)
• M14: 13,860,243 km (0.118 R)
• M15: 14,310,084 km (0.07 R)
• M16: 15,778,985 km (0.069 R)
• M17: 17,737,520 km (0.09 R)
• M18: 19,431,417 km (0.063 R)
• M19: 20,643,309 km (0.084 R)
• M20: 21,753,924 km (0.065 R)
• M21: 26,340,445 km (0.065 R)
• M22: 28,996,106 km (0.101 R)
• M23: 29,733,325 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 13.2

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.19 AU - 10.31 AU

Year: 8612 Days

Day: 14.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,209,311 km

• M1: 164,707 km (0.103 R)
• M2: 641,775 km (0.117 R)
• M3: 1,524,253 km (0.072 R)
• M4: 2,453,255 km (0.104 R)
• M5: 3,938,314 km (0.086 R)
• M6: 5,650,162 km (0.069 R)
• M7: 6,275,481 km (0.11 R)
• M8: 7,156,912 km (0.094 R)
• M9: 9,166,161 km (0.045 R)
• M10: 9,942,274 km (0.088 R)
• M11: 10,997,388 km (0.087 R)
• M12: 11,430,025 km (0.119 R)
• M13: 13,383,774 km (0.076 R)
• M14: 14,901,145 km (0.099 R)
• M15: 17,485,448 km (0.114 R)
• M16: 19,786,114 km (0.104 R)
• M17: 22,743,364 km (0.104 R)
• M18: 30,263,948 km (0.077 R)
• M19: 32,669,482 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.4

Radius: 5.6

Gravity: 19.91 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.38 AU - 20.04 AU

Year: 24825 Days

Day: 22.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,209,311 km

• M1: 70,012 km (0.12 R)
• M2: 308,321 km (0.094 R)
• M3: 730,486 km (0.093 R)
• M4: 976,276 km (0.111 R)
• M5: 2,322,806 km (0.112 R)
• M6: 2,885,743 km (0.051 R)
• M7: 3,782,881 km (0.065 R)
• M8: 4,108,556 km (0.098 R)
• M9: 4,741,355 km (0.109 R)
• M10: 5,042,795 km (0.075 R)
• M11: 6,198,887 km (0.035 R)
• M12: 9,722,814 km (0.083 R)
• M13: 11,699,002 km (0.099 R)
• M14: 13,180,320 km (0.111 R)
• M15: 14,389,819 km (0.111 R)
• M16: 16,681,359 km (0.102 R)
• M17: 18,368,075 km (0.084 R)
• M18: 18,923,383 km (0.105 R)
• M19: 19,299,771 km (0.067 R)
• M20: 28,282,674 km (0.109 R)
• M21: 32,648,987 km (0.119 R)
• M22: 33,054,547 km (0.106 R)
• M23: 33,600,430 km (0.063 R)
• M24: 34,710,296 km (0.083 R)
• M25: 34,991,540 km (0.098 R)
• M26: 35,274,280 km (0.1 R)
• M27: 36,131,775 km (0.101 R)
• M28: 36,711,168 km (0.082 R)
• M29: 37,443,898 km (0.097 R)
• M30: 40,940,898 km (0.093 R)
• M31: 41,887,553 km (0.113 R)
• M32: 44,153,363 km (0.116 R)
• M33: 48,751,403 km (0.068 R)
• M34: 56,521,965 km (0.098 R)
• M35: 60,090,473 km (0.1 R)
• M36: 65,720,439 km (0.104 R)
• M37: 74,925,944 km (0.09 R)
• M38: 83,685,946 km (0.097 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 16,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit