🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.96 AU - 0.98 AU

Year: 358 Days

Day: 43.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.24 AU - 1.96 AU

Year: 758 Days

Day: 35.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.45 AU - 2.23 AU

Year: 935 Days

Day: 26.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.37 AU - 4.19 AU

Year: 2754 Days

Day: 30.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.8

Radius: 14.1

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.17 AU - 5.17 AU

Year: 3782 Days

Day: 13.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 105,659,669 km

• M1: 175,478 km (0.093 R)
• M2: 720,015 km (0.1 R)
• M3: 2,854,178 km (0.119 R)
• M4: 3,396,470 km (0.093 R)
• M5: 5,168,008 km (0.056 R)
• M6: 7,219,743 km (0.12 R)
• M7: 8,624,766 km (0.059 R)
• M8: 11,670,130 km (0.061 R)
• M9: 14,749,752 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.9

Radius: 15

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.31 AU - 5.53 AU

Year: 4090 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 105,659,669 km

• M1: 187,147 km (0.103 R)
• M2: 663,018 km (0.116 R)
• M3: 1,239,269 km (0.093 R)
• M4: 2,040,814 km (0.048 R)
• M5: 2,919,253 km (0.111 R)
• M6: 3,474,710 km (0.031 R)
• M7: 4,686,901 km (0.089 R)
• M8: 6,029,243 km (0.106 R)
• M9: 6,790,397 km (0.105 R)
• M10: 7,271,354 km (0.043 R)
• M11: 7,937,065 km (0.105 R)
• M12: 9,913,402 km (0.054 R)
• M13: 10,415,752 km (0.09 R)
• M14: 13,749,391 km (0.116 R)
• M15: 14,819,763 km (0.113 R)
• M16: 18,888,975 km (0.079 R)
• M17: 19,723,731 km (0.049 R)
• M18: 21,402,818 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.5

Radius: 13.5

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.07 AU - 10.41 AU

Year: 9683 Days

Day: 10.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 105,659,669 km

• M1: 168,447 km (0.095 R)
• M2: 681,119 km (0.06 R)
• M3: 1,136,944 km (0.075 R)
• M4: 1,748,350 km (0.076 R)
• M5: 2,273,289 km (0.089 R)
• M6: 2,842,958 km (0.082 R)
• M7: 3,282,177 km (0.106 R)
• M8: 4,014,608 km (0.109 R)
• M9: 5,029,032 km (0.107 R)
• M10: 6,415,205 km (0.072 R)
• M11: 7,369,042 km (0.089 R)
• M12: 10,263,760 km (0.107 R)
• M13: 11,003,522 km (0.102 R)
• M14: 12,260,593 km (0.104 R)
• M15: 14,996,887 km (0.119 R)
• M16: 15,564,013 km (0.113 R)
• M17: 16,942,856 km (0.114 R)
• M18: 18,401,884 km (0.056 R)
• M19: 19,198,643 km (0.051 R)
• M20: 21,887,964 km (0.058 R)
• M21: 24,906,849 km (0.066 R)
• M22: 26,333,713 km (0.1 R)
• M23: 27,439,241 km (0.065 R)
• M24: 32,485,028 km (0.04 R)
• M25: 36,965,634 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.1

Radius: 4.8

Gravity: 39.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.43 AU - 22.29 AU

Year: 28285 Days

Day: 22.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 105,659,669 km

• M1: 74,500 km (0.074 R)
• M2: 560,394 km (0.044 R)
• M3: 1,709,754 km (0.113 R)
• M4: 1,958,835 km (0.106 R)
• M5: 2,661,945 km (0.105 R)
• M6: 3,329,001 km (0.108 R)
• M7: 3,651,385 km (0.047 R)
• M8: 4,137,428 km (0.1 R)
• M9: 7,552,897 km (0.109 R)
• M10: 9,302,744 km (0.085 R)
• M11: 10,338,410 km (0.055 R)
• M12: 12,636,233 km (0.038 R)
• M13: 13,498,665 km (0.055 R)
• M14: 14,067,585 km (0.097 R)
• M15: 15,079,914 km (0.083 R)
• M16: 16,873,293 km (0.116 R)
• M17: 18,505,556 km (0.065 R)
• M18: 22,191,797 km (0.1 R)
• M19: 29,328,663 km (0.104 R)
• M20: 31,395,507 km (0.105 R)
• M21: 32,681,151 km (0.102 R)
• M22: 34,901,333 km (0.114 R)
• M23: 37,378,075 km (0.104 R)
• M24: 38,336,250 km (0.113 R)
• M25: 44,431,764 km (0.117 R)
• M26: 44,788,107 km (0.112 R)
• M27: 48,835,327 km (0.103 R)
• M28: 53,924,348 km (0.118 R)
• M29: 54,533,361 km (0.066 R)
• M30: 58,284,078 km (0.106 R)
• M31: 58,925,554 km (0.085 R)
• M32: 59,140,377 km (0.114 R)
• M33: 64,227,003 km (0.041 R)
• M34: 64,454,542 km (0.114 R)
• M35: 72,268,787 km (0.044 R)
• M36: 73,256,731 km (0.119 R)
• M37: 77,299,015 km (0.109 R)
• M38: 79,113,188 km (0.112 R)
• M39: 79,636,781 km (0.09 R)
• M40: 80,690,698 km (0.09 R)
• M41: 84,726,100 km (0.111 R)
• M42: 89,743,463 km (0.063 R)
• M43: 94,366,486 km (0.096 R)
• M44: 94,955,154 km (0.064 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 18,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit