🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.6 AU - 0.62 AU

Year: 179 Days

Day: 32.7 Hours

Environment

Temp: 182 °C

Axial Tilt: 44.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,950,535 km

• M1: 288,724 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.65 AU - 1.03 AU

Year: 289 Days

Day: 31.6 Hours

Environment

Temp: 84 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,950,535 km

• M1: 91,853 km (0.114 R)
• M2: 312,510 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.11 AU - 1.33 AU

Year: 505 Days

Day: 18.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,950,535 km

• M1: 341,981 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.16 AU - 1.74 AU

Year: 654 Days

Day: 22.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,950,535 km

• M1: 290,669 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.92 AU - 2.58 AU

Year: 1265 Days

Day: 36.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.4

Radius: 11.8

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.72 AU - 5.86 AU

Year: 4559 Days

Day: 7.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,950,535 km

• M1: 149,149 km (0.082 R)
• M2: 1,001,707 km (0.067 R)
• M3: 1,432,400 km (0.1 R)
• M4: 2,223,922 km (0.089 R)
• M5: 2,790,748 km (0.113 R)
• M6: 3,600,821 km (0.08 R)
• M7: 4,026,576 km (0.118 R)
• M8: 4,767,684 km (0.065 R)
• M9: 5,424,269 km (0.11 R)
• M10: 6,047,344 km (0.054 R)
• M11: 6,850,984 km (0.113 R)
• M12: 8,207,238 km (0.033 R)
• M13: 8,749,531 km (0.09 R)
• M14: 9,440,074 km (0.075 R)
• M15: 10,566,397 km (0.117 R)
• M16: 13,557,756 km (0.112 R)
• M17: 16,887,206 km (0.077 R)
• M18: 17,260,154 km (0.093 R)
• M19: 20,096,080 km (0.092 R)
• M20: 21,011,320 km (0.105 R)
• M21: 22,623,088 km (0.1 R)
• M22: 23,923,841 km (0.109 R)
• M23: 24,711,923 km (0.089 R)
• M24: 26,842,196 km (0.076 R)
• M25: 27,436,100 km (0.062 R)
• M26: 30,721,568 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.1

Radius: 12.2

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.23 AU - 7.35 AU

Year: 5912 Days

Day: 12.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 105.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,950,535 km

• M1: 151,692 km (0.112 R)
• M2: 563,685 km (0.027 R)
• M3: 1,156,242 km (0.086 R)
• M4: 1,631,814 km (0.085 R)
• M5: 2,015,532 km (0.088 R)
• M6: 3,222,937 km (0.086 R)
• M7: 3,904,654 km (0.09 R)
• M8: 4,863,427 km (0.039 R)
• M9: 6,902,446 km (0.089 R)
• M10: 8,112,094 km (0.11 R)
• M11: 10,140,940 km (0.034 R)
• M12: 12,538,695 km (0.074 R)
• M13: 13,205,752 km (0.103 R)
• M14: 14,499,474 km (0.096 R)
• M15: 16,173,325 km (0.06 R)
• M16: 17,337,795 km (0.094 R)
• M17: 18,954,050 km (0.086 R)
• M18: 19,970,717 km (0.078 R)
• M19: 23,239,431 km (0.111 R)
• M20: 23,623,449 km (0.079 R)
• M21: 27,527,953 km (0.041 R)
• M22: 28,919,662 km (0.11 R)
• M23: 30,175,536 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.2

Radius: 4.8

Gravity: 34.73 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.11 AU - 13.93 AU

Year: 15617 Days

Day: 21.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,950,535 km

• M1: 73,602 km (0.102 R)
• M2: 364,720 km (0.03 R)
• M3: 697,425 km (0.11 R)
• M4: 1,095,206 km (0.099 R)
• M5: 1,381,237 km (0.03 R)
• M6: 2,704,580 km (0.058 R)
• M7: 3,227,275 km (0.087 R)
• M8: 3,443,145 km (0.091 R)
• M9: 5,803,500 km (0.113 R)
• M10: 6,497,036 km (0.112 R)
• M11: 8,803,236 km (0.037 R)
• M12: 11,478,645 km (0.09 R)
• M13: 11,665,941 km (0.092 R)
• M14: 12,110,546 km (0.09 R)
• M15: 16,874,490 km (0.051 R)
• M16: 18,277,269 km (0.112 R)
• M17: 21,125,463 km (0.118 R)
• M18: 29,277,799 km (0.093 R)
• M19: 40,731,611 km (0.099 R)
• M20: 59,937,584 km (0.064 R)
• M21: 60,125,179 km (0.094 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: 517 - 16,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit