🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.56 AU - 0.86 AU

Year: 211 Days

Day: 44.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,905,772 km

• M1: 40,840 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.32 AU - 1.8 AU

Year: 688 Days

Day: 24.9 Hours

Environment

Temp: -20 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2 AU - 2.84 AU

Year: 1329 Days

Day: 14.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.55 AU - 2.99 AU

Year: 1628 Days

Day: 37.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.8

Radius: 10.4

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 10.79 AU - 13.33 AU

Year: 14788 Days

Day: 6.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,905,772 km

• M1: 140,772 km (0.079 R)
• M2: 1,217,128 km (0.062 R)
• M3: 1,646,025 km (0.096 R)
• M4: 1,987,109 km (0.08 R)
• M5: 4,094,793 km (0.087 R)
• M6: 5,652,256 km (0.112 R)
• M7: 6,990,409 km (0.08 R)
• M8: 7,480,342 km (0.066 R)
• M9: 8,628,955 km (0.104 R)
• M10: 10,169,364 km (0.045 R)
• M11: 10,509,699 km (0.109 R)
• M12: 12,327,014 km (0.069 R)
• M13: 13,581,093 km (0.074 R)
• M14: 15,063,907 km (0.098 R)
• M15: 16,341,174 km (0.115 R)
• M16: 20,786,624 km (0.095 R)
• M17: 21,243,646 km (0.056 R)
• M18: 21,800,898 km (0.112 R)
• M19: 27,154,856 km (0.111 R)
• M20: 30,543,397 km (0.062 R)
• M21: 32,339,021 km (0.047 R)
• M22: 34,713,288 km (0.115 R)
• M23: 37,067,510 km (0.108 R)
• M24: 40,938,205 km (0.105 R)
• M25: 41,512,212 km (0.11 R)
• M26: 42,091,754 km (0.052 R)
• M27: 42,823,587 km (0.044 R)
• M28: 50,287,324 km (0.114 R)
• M29: 52,280,117 km (0.041 R)
• M30: 63,420,970 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 11.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 9.58 AU - 15.94 AU

Year: 16094 Days

Day: 14.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,905,772 km

• M1: 217,665 km (0.11 R)
• M2: 923,468 km (0.095 R)
• M3: 1,340,547 km (0.088 R)
• M4: 3,143,650 km (0.098 R)
• M5: 4,636,337 km (0.063 R)
• M6: 5,237,870 km (0.079 R)
• M7: 5,594,212 km (0.103 R)
• M8: 6,928,925 km (0.119 R)
• M9: 8,273,809 km (0.096 R)
• M10: 12,324,920 km (0.092 R)
• M11: 18,420,883 km (0.106 R)
• M12: 38,054,856 km (0.113 R)
• M13: 39,533,631 km (0.109 R)
• M14: 40,080,710 km (0.119 R)
• M15: 49,219,794 km (0.113 R)
• M16: 52,935,506 km (0.08 R)
• M17: 53,600,319 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249

Radius: 4.8

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 16.77 AU - 18.77 AU

Year: 26450 Days

Day: 19 Hours

Environment

Temp: -202 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,905,772 km

• M1: 72,405 km (0.078 R)
• M2: 289,322 km (0.113 R)
• M3: 536,907 km (0.058 R)
• M4: 765,193 km (0.087 R)
• M5: 940,971 km (0.08 R)
• M6: 1,434,045 km (0.117 R)
• M7: 2,910,576 km (0.098 R)
• M8: 3,732,168 km (0.112 R)
• M9: 5,220,666 km (0.117 R)
• M10: 5,514,776 km (0.03 R)
• M11: 6,216,988 km (0.075 R)
• M12: 10,641,196 km (0.079 R)
• M13: 19,719,692 km (0.092 R)
• M14: 33,527,725 km (0.12 R)
• M15: 34,541,849 km (0.051 R)
• M16: 39,639,247 km (0.116 R)
• M17: 45,369,145 km (0.115 R)
• M18: 47,712,296 km (0.09 R)
• M19: 53,148,683 km (0.111 R)
• M20: 55,223,605 km (0.092 R)
• M21: 58,983,598 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.3

Radius: 3.2

Gravity: 35.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.89 AU - 20.97 AU

Year: 29082 Days

Day: 21.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,905,772 km

• M1: 40,391 km (0.099 R)
• M2: 176,077 km (0.064 R)
• M3: 1,011,880 km (0.117 R)
• M4: 1,316,910 km (0.105 R)
• M5: 3,781,086 km (0.076 R)
• M6: 4,682,114 km (0.075 R)
• M7: 5,435,639 km (0.1 R)
• M8: 7,419,755 km (0.083 R)
• M9: 8,599,185 km (0.116 R)
• M10: 9,375,149 km (0.108 R)
• M11: 9,839,052 km (0.083 R)
• M12: 10,196,740 km (0.088 R)
• M13: 10,317,915 km (0.045 R)
• M14: 14,188,909 km (0.075 R)
• M15: 15,032,940 km (0.077 R)
• M16: 16,568,862 km (0.11 R)
• M17: 19,109,931 km (0.1 R)
• M18: 21,006,084 km (0.09 R)
• M19: 23,972,760 km (0.06 R)
• M20: 28,028,956 km (0.112 R)
• M21: 30,846,183 km (0.109 R)
• M22: 33,178,414 km (0.098 R)
• M23: 38,336,100 km (0.098 R)
• M24: 41,488,426 km (0.071 R)
• M25: 47,623,734 km (0.118 R)
• M26: 51,615,903 km (0.055 R)
• M27: 52,873,871 km (0.048 R)
• M28: 53,236,945 km (0.076 R)
• M29: 63,681,121 km (0.085 R)
• M30: 67,018,948 km (0.086 R)
• M31: 78,905,846 km (0.094 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 16,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit