🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.63 AU - 0.85 AU

Year: 239 Days

Day: 15.3 Hours

Environment

Temp: 91 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.65 AU - 0.93 AU

Year: 263 Days

Day: 22.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.71 AU - 1.03 AU

Year: 304 Days

Day: 24.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 68,327,325 km

• M1: 382,971 km (0.083 R)
• M2: 460,163 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.05 AU - 1.25 AU

Year: 462 Days

Day: 45.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 74.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,327,325 km

• M1: 40,990 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.52 AU - 1.62 AU

Year: 737 Days

Day: 46.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.59 AU - 4.27 AU

Year: 2381 Days

Day: 14.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.1

Radius: 12.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.42 AU - 8.94 AU

Year: 9583 Days

Day: 12.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,327,325 km

• M1: 156,779 km (0.083 R)
• M2: 969,394 km (0.107 R)
• M3: 1,563,896 km (0.111 R)
• M4: 3,098,621 km (0.111 R)
• M5: 4,211,030 km (0.062 R)
• M6: 5,111,161 km (0.044 R)
• M7: 6,735,644 km (0.095 R)
• M8: 7,170,525 km (0.067 R)
• M9: 9,883,632 km (0.044 R)
• M10: 10,498,779 km (0.07 R)
• M11: 12,795,704 km (0.075 R)
• M12: 14,940,040 km (0.109 R)
• M13: 15,342,010 km (0.109 R)
• M14: 15,889,239 km (0.095 R)
• M15: 18,209,352 km (0.094 R)
• M16: 21,928,056 km (0.073 R)
• M17: 22,447,759 km (0.091 R)
• M18: 22,975,690 km (0.066 R)
• M19: 23,783,069 km (0.09 R)
• M20: 25,932,492 km (0.082 R)
• M21: 27,502,222 km (0.085 R)
• M22: 29,030,514 km (0.049 R)
• M23: 40,957,055 km (0.079 R)
• M24: 42,010,972 km (0.082 R)
• M25: 49,012,302 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.5

Radius: 4.8

Gravity: 25.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 11.46 AU - 14.32 AU

Year: 17342 Days

Day: 23.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,327,325 km

• M1: 59,690 km (0.049 R)
• M2: 317,596 km (0.095 R)
• M3: 508,184 km (0.098 R)
• M4: 691,441 km (0.099 R)
• M5: 930,050 km (0.118 R)
• M6: 1,807,292 km (0.031 R)
• M7: 1,988,604 km (0.1 R)
• M8: 2,345,695 km (0.102 R)
• M9: 5,114,003 km (0.066 R)
• M10: 7,155,266 km (0.07 R)
• M11: 9,041,845 km (0.106 R)
• M12: 9,305,436 km (0.103 R)
• M13: 12,488,580 km (0.097 R)
• M14: 13,900,784 km (0.097 R)
• M15: 16,720,554 km (0.086 R)
• M16: 17,359,187 km (0.114 R)
• M17: 18,770,194 km (0.041 R)
• M18: 21,724,154 km (0.049 R)
• M19: 22,102,038 km (0.117 R)
• M20: 22,580,452 km (0.04 R)
• M21: 23,163,734 km (0.12 R)
• M22: 23,956,902 km (0.108 R)
• M23: 26,875,856 km (0.088 R)
• M24: 28,084,607 km (0.092 R)
• M25: 28,872,389 km (0.111 R)
• M26: 31,564,552 km (0.098 R)
• M27: 34,804,094 km (0.11 R)
• M28: 36,238,887 km (0.086 R)
• M29: 38,947,955 km (0.103 R)
• M30: 53,157,359 km (0.095 R)
• M31: 57,002,623 km (0.077 R)
• M32: 59,728,147 km (0.109 R)
• M33: 59,912,900 km (0.032 R)
• M34: 60,283,604 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271

Radius: 4.5

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 16.32 AU - 18.36 AU

Year: 27058 Days

Day: 24 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,327,325 km

• M1: 57,745 km (0.096 R)
• M2: 467,493 km (0.084 R)
• M3: 1,084,734 km (0.104 R)
• M4: 1,686,866 km (0.108 R)
• M5: 2,443,083 km (0.05 R)
• M6: 3,627,449 km (0.092 R)
• M7: 3,891,639 km (0.117 R)
• M8: 4,168,395 km (0.067 R)
• M9: 5,832,073 km (0.103 R)
• M10: 7,653,577 km (0.077 R)
• M11: 9,710,996 km (0.061 R)
• M12: 10,510,447 km (0.094 R)
• M13: 10,687,272 km (0.108 R)
• M14: 11,291,198 km (0.067 R)
• M15: 11,727,276 km (0.062 R)
• M16: 14,436,943 km (0.075 R)
• M17: 15,174,310 km (0.086 R)
• M18: 16,643,960 km (0.074 R)
• M19: 22,386,424 km (0.113 R)
• M20: 25,538,152 km (0.115 R)
• M21: 34,489,191 km (0.113 R)
• M22: 40,810,449 km (0.094 R)
• M23: 41,101,566 km (0.116 R)
• M24: 42,877,293 km (0.116 R)
• M25: 44,857,969 km (0.088 R)
• M26: 52,355,964 km (0.113 R)
• M27: 52,527,702 km (0.116 R)
• M28: 59,519,158 km (0.057 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 16,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit