🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.86 AU - 0.88 AU

Year: 240 Days

Day: 25.5 Hours

Environment

Temp: 237 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.89 AU - 0.99 AU

Year: 269 Days

Day: 24.3 Hours

Environment

Temp: 220 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.24 AU - 3.4 AU

Year: 1398 Days

Day: 24.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,257,121 km

• M1: 145,260 km (0.025 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.45 AU - 5.61 AU

Year: 2847 Days

Day: 19 Hours

Environment

Temp: -67 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,257,121 km

• M1: 401,371 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.53 AU - 5.81 AU

Year: 2980 Days

Day: 23.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 141.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.9

Radius: 9

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.85 AU - 11.19 AU

Year: 10802 Days

Day: 12.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,257,121 km

• M1: 111,899 km (0.05 R)
• M2: 396,434 km (0.112 R)
• M3: 720,015 km (0.062 R)
• M4: 1,499,419 km (0.102 R)
• M5: 2,315,177 km (0.095 R)
• M6: 3,472,316 km (0.108 R)
• M7: 3,846,311 km (0.063 R)
• M8: 4,192,032 km (0.119 R)
• M9: 4,734,773 km (0.093 R)
• M10: 6,424,630 km (0.092 R)
• M11: 7,712,369 km (0.108 R)
• M12: 8,979,014 km (0.056 R)
• M13: 9,880,939 km (0.063 R)
• M14: 11,480,290 km (0.109 R)
• M15: 12,087,209 km (0.115 R)
• M16: 14,161,383 km (0.082 R)
• M17: 14,730,902 km (0.071 R)
• M18: 15,513,898 km (0.098 R)
• M19: 16,740,002 km (0.105 R)
• M20: 17,883,079 km (0.028 R)
• M21: 18,698,537 km (0.094 R)
• M22: 20,563,723 km (0.033 R)
• M23: 22,549,635 km (0.113 R)
• M24: 23,413,563 km (0.102 R)
• M25: 24,299,481 km (0.093 R)
• M26: 25,115,837 km (0.105 R)
• M27: 29,067,165 km (0.112 R)
• M28: 29,371,597 km (0.099 R)
• M29: 32,207,973 km (0.104 R)
• M30: 32,972,119 km (0.047 R)
• M31: 36,384,596 km (0.062 R)
• M32: 41,676,022 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.8

Radius: 7

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 15.48 AU - 25 AU

Year: 26888 Days

Day: 16.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,257,121 km

• M1: 87,066 km (0.098 R)
• M2: 776,413 km (0.103 R)
• M3: 1,383,481 km (0.104 R)
• M4: 1,682,976 km (0.114 R)
• M5: 2,271,045 km (0.045 R)
• M6: 3,748,324 km (0.097 R)
• M7: 3,982,744 km (0.096 R)
• M8: 8,553,857 km (0.056 R)
• M9: 9,382,180 km (0.053 R)
• M10: 9,815,864 km (0.114 R)
• M11: 10,458,537 km (0.039 R)
• M12: 12,187,589 km (0.096 R)
• M13: 14,503,962 km (0.069 R)
• M14: 14,916,703 km (0.119 R)
• M15: 16,290,011 km (0.087 R)
• M16: 18,892,715 km (0.103 R)
• M17: 22,740,372 km (0.12 R)
• M18: 25,736,518 km (0.095 R)
• M19: 30,439,576 km (0.103 R)
• M20: 33,778,302 km (0.069 R)
• M21: 37,046,118 km (0.1 R)
• M22: 42,838,098 km (0.112 R)
• M23: 48,652,220 km (0.09 R)
• M24: 56,378,202 km (0.104 R)
• M25: 58,637,877 km (0.055 R)
• M26: 72,272,676 km (0.04 R)
• M27: 75,428,443 km (0.097 R)
• M28: 83,849,008 km (0.098 R)
• M29: 87,059,977 km (0.081 R)
• M30: 88,695,830 km (0.083 R)
• M31: 89,245,602 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.2

Radius: 3.2

Gravity: 39.96 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 16.46 AU - 25.16 AU

Year: 28032 Days

Day: 24.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,257,121 km

• M1: 39,793 km (0.099 R)
• M2: 200,312 km (0.045 R)
• M3: 332,706 km (0.093 R)
• M4: 531,372 km (0.075 R)
• M5: 730,935 km (0.095 R)
• M6: 1,248,544 km (0.082 R)
• M7: 1,466,059 km (0.088 R)
• M8: 2,057,569 km (0.116 R)
• M9: 2,406,431 km (0.104 R)
• M10: 2,844,604 km (0.037 R)
• M11: 3,164,893 km (0.119 R)
• M12: 4,037,497 km (0.093 R)
• M13: 5,097,099 km (0.093 R)
• M14: 7,013,747 km (0.107 R)
• M15: 7,546,315 km (0.098 R)
• M16: 7,746,477 km (0.112 R)
• M17: 8,105,213 km (0.116 R)
• M18: 8,315,098 km (0.108 R)
• M19: 8,582,579 km (0.089 R)
• M20: 12,186,243 km (0.106 R)
• M21: 14,354,813 km (0.118 R)
• M22: 14,973,849 km (0.048 R)
• M23: 19,907,437 km (0.094 R)
• M24: 20,385,851 km (0.112 R)
• M25: 24,710,427 km (0.076 R)
• M26: 30,230,887 km (0.085 R)
• M27: 32,021,574 km (0.09 R)
• M28: 32,414,119 km (0.041 R)
• M29: 35,392,463 km (0.09 R)
• M30: 42,828,674 km (0.071 R)
• M31: 46,740,957 km (0.108 R)
• M32: 48,611,080 km (0.094 R)
• M33: 53,411,526 km (0.11 R)
• M34: 53,779,088 km (0.092 R)
• M35: 55,266,689 km (0.103 R)
• M36: 66,667,094 km (0.09 R)
• M37: 67,521,149 km (0.084 R)
• M38: 69,688,522 km (0.068 R)
• M39: 74,618,969 km (0.085 R)

Kuiper Belt

Range: 37.1 - 62.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 18,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit